68665716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{523}}^1$

素因数の和:1061

約数の個数: 72

約数和(自身を含む): 199128384

約数和(自身を除く): 130462668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 523, 1042, 1046, 1563, 1569, 2084, 2092, 3126, 3138, 3647, 3661, 4689, 4707, 6252, 6276, 7294, 7322, 9378, 9414, 10941, 10983, 14588, 14644, 18756, 18828, 21882, 21966, 32823, 32949, 43764, 43932, 65646, 65898, 131292, 131796, 272483, 544966, 817449, 1089932, 1634898, 1907381, 2452347, 3269796, 3814762, 4904694, 5722143, 7629524, 9809388, 11444286, 17166429, 22888572, 34332858, 68665716]

約数ペア:

[(1, 68665716), (2, 34332858), (3, 22888572), (4, 17166429), (6, 11444286), (7, 9809388), (9, 7629524), (12, 5722143), (14, 4904694), (18, 3814762), (21, 3269796), (28, 2452347), (36, 1907381), (42, 1634898), (63, 1089932), (84, 817449), (126, 544966), (252, 272483), (521, 131796), (523, 131292), (1042, 65898), (1046, 65646), (1563, 43932), (1569, 43764), (2084, 32949), (2092, 32823), (3126, 21966), (3138, 21882), (3647, 18828), (3661, 18756), (4689, 14644), (4707, 14588), (6252, 10983), (6276, 10941), (7294, 9414), (7322, 9378)]