1647391168

素因数分解:

$2^6\times {\mathrm{29}}^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:438

約数の個数: 84

約数和(自身を含む): 3426472192

約数和(自身を除く): 1779081024

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 127, 232, 241, 254, 464, 482, 508, 841, 928, 964, 1016, 1682, 1856, 1928, 2032, 3364, 3683, 3856, 4064, 6728, 6989, 7366, 7712, 8128, 13456, 13978, 14732, 15424, 26912, 27956, 29464, 30607, 53824, 55912, 58928, 61214, 106807, 111824, 117856, 122428, 202681, 213614, 223648, 235712, 244856, 405362, 427228, 447296, 489712, 810724, 854456, 887603, 979424, 1621448, 1708912, 1775206, 1958848, 3242896, 3417824, 3550412, 6485792, 6835648, 7100824, 12971584, 14201648, 25740487, 28403296, 51480974, 56806592, 102961948, 205923896, 411847792, 823695584, 1647391168]

約数ペア:

[(1, 1647391168), (2, 823695584), (4, 411847792), (8, 205923896), (16, 102961948), (29, 56806592), (32, 51480974), (58, 28403296), (64, 25740487), (116, 14201648), (127, 12971584), (232, 7100824), (241, 6835648), (254, 6485792), (464, 3550412), (482, 3417824), (508, 3242896), (841, 1958848), (928, 1775206), (964, 1708912), (1016, 1621448), (1682, 979424), (1856, 887603), (1928, 854456), (2032, 810724), (3364, 489712), (3683, 447296), (3856, 427228), (4064, 405362), (6728, 244856), (6989, 235712), (7366, 223648), (7712, 213614), (8128, 202681), (13456, 122428), (13978, 117856), (14732, 111824), (15424, 106807), (26912, 61214), (27956, 58928), (29464, 55912), (30607, 53824)]