668295726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1\times {\mathrm{1453}}^1$

素因数の和:1745

約数の個数: 64

約数和(自身を含む): 1567807488

約数和(自身を除く): 899511762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 233, 282, 329, 466, 658, 699, 987, 1398, 1453, 1631, 1974, 2906, 3262, 4359, 4893, 8718, 9786, 10171, 10951, 20342, 21902, 30513, 32853, 61026, 65706, 68291, 76657, 136582, 153314, 204873, 229971, 338549, 409746, 459942, 478037, 677098, 956074, 1015647, 1434111, 2031294, 2369843, 2868222, 4739686, 7109529, 14219058, 15911803, 31823606, 47735409, 95470818, 111382621, 222765242, 334147863, 668295726]

約数ペア:

[(1, 668295726), (2, 334147863), (3, 222765242), (6, 111382621), (7, 95470818), (14, 47735409), (21, 31823606), (42, 15911803), (47, 14219058), (94, 7109529), (141, 4739686), (233, 2868222), (282, 2369843), (329, 2031294), (466, 1434111), (658, 1015647), (699, 956074), (987, 677098), (1398, 478037), (1453, 459942), (1631, 409746), (1974, 338549), (2906, 229971), (3262, 204873), (4359, 153314), (4893, 136582), (8718, 76657), (9786, 68291), (10171, 65706), (10951, 61026), (20342, 32853), (21902, 30513)]