7281921348

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{4003}}^1$

素因数の和:4075

約数の個数: 144

約数和(自身を含む): 20812471680

約数和(自身を除く): 13530550332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 169, 207, 234, 276, 299, 338, 414, 468, 507, 598, 676, 828, 897, 1014, 1196, 1521, 1794, 2028, 2197, 2691, 3042, 3588, 3887, 4003, 4394, 5382, 6084, 6591, 7774, 8006, 8788, 10764, 11661, 12009, 13182, 15548, 16012, 19773, 23322, 24018, 26364, 34983, 36027, 39546, 46644, 48036, 50531, 52039, 69966, 72054, 79092, 92069, 101062, 104078, 139932, 144108, 151593, 156117, 184138, 202124, 208156, 276207, 303186, 312234, 368276, 454779, 468351, 552414, 606372, 624468, 676507, 828621, 909558, 936702, 1104828, 1196897, 1353014, 1657242, 1819116, 1873404, 2029521, 2393794, 2706028, 3314484, 3590691, 4059042, 4787588, 6088563, 7181382, 8118084, 8794591, 10772073, 12177126, 14362764, 15559661, 17589182, 21544146, 24354252, 26383773, 31119322, 35178364, 43088292, 46678983, 52767546, 62238644, 79151319, 93357966, 105535092, 140036949, 158302638, 186715932, 202275593, 280073898, 316605276, 404551186, 560147796, 606826779, 809102372, 1213653558, 1820480337, 2427307116, 3640960674, 7281921348]

約数ペア:

[(1, 7281921348), (2, 3640960674), (3, 2427307116), (4, 1820480337), (6, 1213653558), (9, 809102372), (12, 606826779), (13, 560147796), (18, 404551186), (23, 316605276), (26, 280073898), (36, 202275593), (39, 186715932), (46, 158302638), (52, 140036949), (69, 105535092), (78, 93357966), (92, 79151319), (117, 62238644), (138, 52767546), (156, 46678983), (169, 43088292), (207, 35178364), (234, 31119322), (276, 26383773), (299, 24354252), (338, 21544146), (414, 17589182), (468, 15559661), (507, 14362764), (598, 12177126), (676, 10772073), (828, 8794591), (897, 8118084), (1014, 7181382), (1196, 6088563), (1521, 4787588), (1794, 4059042), (2028, 3590691), (2197, 3314484), (2691, 2706028), (3042, 2393794), (3588, 2029521), (3887, 1873404), (4003, 1819116), (4394, 1657242), (5382, 1353014), (6084, 1196897), (6591, 1104828), (7774, 936702), (8006, 909558), (8788, 828621), (10764, 676507), (11661, 624468), (12009, 606372), (13182, 552414), (15548, 468351), (16012, 454779), (19773, 368276), (23322, 312234), (24018, 303186), (26364, 276207), (34983, 208156), (36027, 202124), (39546, 184138), (46644, 156117), (48036, 151593), (50531, 144108), (52039, 139932), (69966, 104078), (72054, 101062), (79092, 92069)]