921001928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2377}}^1$

素因数の和:2455

約数の個数: 128

約数和(自身を含む): 2342234880

約数和(自身を除く): 1421232952

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 37, 44, 56, 68, 74, 77, 88, 119, 136, 148, 154, 187, 238, 259, 296, 308, 374, 407, 476, 518, 616, 629, 748, 814, 952, 1036, 1258, 1309, 1496, 1628, 2072, 2377, 2516, 2618, 2849, 3256, 4403, 4754, 5032, 5236, 5698, 6919, 8806, 9508, 10472, 11396, 13838, 16639, 17612, 19016, 22792, 26147, 27676, 33278, 35224, 40409, 48433, 52294, 55352, 66556, 80818, 87949, 96866, 104588, 133112, 161636, 175898, 183029, 193732, 209176, 282863, 323272, 351796, 366058, 387464, 444499, 565726, 615643, 703592, 732116, 888998, 967439, 1131452, 1231286, 1464232, 1495133, 1777996, 1934878, 2262904, 2462572, 2990266, 3111493, 3555992, 3869756, 4925144, 5980532, 6222986, 6772073, 7739512, 10465931, 11961064, 12445972, 13544146, 16446463, 20931862, 24891944, 27088292, 32892926, 41863724, 54176584, 65785852, 83727448, 115125241, 131571704, 230250482, 460500964, 921001928]

約数ペア:

[(1, 921001928), (2, 460500964), (4, 230250482), (7, 131571704), (8, 115125241), (11, 83727448), (14, 65785852), (17, 54176584), (22, 41863724), (28, 32892926), (34, 27088292), (37, 24891944), (44, 20931862), (56, 16446463), (68, 13544146), (74, 12445972), (77, 11961064), (88, 10465931), (119, 7739512), (136, 6772073), (148, 6222986), (154, 5980532), (187, 4925144), (238, 3869756), (259, 3555992), (296, 3111493), (308, 2990266), (374, 2462572), (407, 2262904), (476, 1934878), (518, 1777996), (616, 1495133), (629, 1464232), (748, 1231286), (814, 1131452), (952, 967439), (1036, 888998), (1258, 732116), (1309, 703592), (1496, 615643), (1628, 565726), (2072, 444499), (2377, 387464), (2516, 366058), (2618, 351796), (2849, 323272), (3256, 282863), (4403, 209176), (4754, 193732), (5032, 183029), (5236, 175898), (5698, 161636), (6919, 133112), (8806, 104588), (9508, 96866), (10472, 87949), (11396, 80818), (13838, 66556), (16639, 55352), (17612, 52294), (19016, 48433), (22792, 40409), (26147, 35224), (27676, 33278)]