28032116

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 62052480

約数和(自身を除く): 34020364

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 49, 68, 94, 98, 119, 179, 188, 196, 238, 329, 358, 476, 658, 716, 799, 833, 1253, 1316, 1598, 1666, 2303, 2506, 3043, 3196, 3332, 4606, 5012, 5593, 6086, 8413, 8771, 9212, 11186, 12172, 16826, 17542, 21301, 22372, 33652, 35084, 39151, 42602, 58891, 78302, 85204, 117782, 143021, 149107, 156604, 235564, 286042, 298214, 412237, 572084, 596428, 824474, 1001147, 1648948, 2002294, 4004588, 7008029, 14016058, 28032116]

約数ペア:

[(1, 28032116), (2, 14016058), (4, 7008029), (7, 4004588), (14, 2002294), (17, 1648948), (28, 1001147), (34, 824474), (47, 596428), (49, 572084), (68, 412237), (94, 298214), (98, 286042), (119, 235564), (179, 156604), (188, 149107), (196, 143021), (238, 117782), (329, 85204), (358, 78302), (476, 58891), (658, 42602), (716, 39151), (799, 35084), (833, 33652), (1253, 22372), (1316, 21301), (1598, 17542), (1666, 16826), (2303, 12172), (2506, 11186), (3043, 9212), (3196, 8771), (3332, 8413), (4606, 6086), (5012, 5593)]