247838526

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{1637}}^1$

素因数の和:2305

約数の個数: 48

約数和(自身を含む): 579537504

約数和(自身を除く): 331698978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 647, 1294, 1637, 1941, 3274, 3882, 4911, 5823, 8411, 9822, 11646, 14733, 16822, 21281, 25233, 29466, 42562, 50466, 63843, 75699, 127686, 151398, 191529, 383058, 1059139, 2118278, 3177417, 6354834, 9532251, 13768807, 19064502, 27537614, 41306421, 82612842, 123919263, 247838526]

約数ペア:

[(1, 247838526), (2, 123919263), (3, 82612842), (6, 41306421), (9, 27537614), (13, 19064502), (18, 13768807), (26, 9532251), (39, 6354834), (78, 3177417), (117, 2118278), (234, 1059139), (647, 383058), (1294, 191529), (1637, 151398), (1941, 127686), (3274, 75699), (3882, 63843), (4911, 50466), (5823, 42562), (8411, 29466), (9822, 25233), (11646, 21281), (14733, 16822)]