28044016

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1$

素因数の和:159

約数の個数: 160

約数和(自身を含む): 77995008

約数和(自身を除く): 49950992

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 103, 104, 112, 119, 136, 143, 154, 176, 182, 187, 206, 208, 221, 238, 272, 286, 308, 364, 374, 412, 442, 476, 572, 616, 721, 728, 748, 824, 884, 952, 1001, 1133, 1144, 1232, 1309, 1339, 1442, 1456, 1496, 1547, 1648, 1751, 1768, 1904, 2002, 2266, 2288, 2431, 2618, 2678, 2884, 2992, 3094, 3502, 3536, 4004, 4532, 4862, 5236, 5356, 5768, 6188, 7004, 7931, 8008, 9064, 9373, 9724, 10472, 10712, 11536, 12257, 12376, 14008, 14729, 15862, 16016, 17017, 18128, 18746, 19261, 19448, 20944, 21424, 22763, 24514, 24752, 28016, 29458, 31724, 34034, 37492, 38522, 38896, 45526, 49028, 58916, 63448, 68068, 74984, 77044, 91052, 98056, 103103, 117832, 126896, 134827, 136136, 149968, 154088, 159341, 182104, 196112, 206206, 235664, 250393, 269654, 272272, 308176, 318682, 364208, 412412, 500786, 539308, 637364, 824824, 1001572, 1078616, 1274728, 1649648, 1752751, 2003144, 2157232, 2549456, 3505502, 4006288, 7011004, 14022008, 28044016]

約数ペア:

[(1, 28044016), (2, 14022008), (4, 7011004), (7, 4006288), (8, 3505502), (11, 2549456), (13, 2157232), (14, 2003144), (16, 1752751), (17, 1649648), (22, 1274728), (26, 1078616), (28, 1001572), (34, 824824), (44, 637364), (52, 539308), (56, 500786), (68, 412412), (77, 364208), (88, 318682), (91, 308176), (103, 272272), (104, 269654), (112, 250393), (119, 235664), (136, 206206), (143, 196112), (154, 182104), (176, 159341), (182, 154088), (187, 149968), (206, 136136), (208, 134827), (221, 126896), (238, 117832), (272, 103103), (286, 98056), (308, 91052), (364, 77044), (374, 74984), (412, 68068), (442, 63448), (476, 58916), (572, 49028), (616, 45526), (721, 38896), (728, 38522), (748, 37492), (824, 34034), (884, 31724), (952, 29458), (1001, 28016), (1133, 24752), (1144, 24514), (1232, 22763), (1309, 21424), (1339, 20944), (1442, 19448), (1456, 19261), (1496, 18746), (1547, 18128), (1648, 17017), (1751, 16016), (1768, 15862), (1904, 14729), (2002, 14008), (2266, 12376), (2288, 12257), (2431, 11536), (2618, 10712), (2678, 10472), (2884, 9724), (2992, 9373), (3094, 9064), (3502, 8008), (3536, 7931), (4004, 7004), (4532, 6188), (4862, 5768), (5236, 5356)]