28465956

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:461

約数の個数: 72

約数和(自身を含む): 76900824

約数和(自身を除く): 48434868

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 193, 204, 241, 306, 386, 482, 579, 612, 723, 772, 964, 1158, 1446, 1737, 2169, 2316, 2892, 3281, 3474, 4097, 4338, 6562, 6948, 8194, 8676, 9843, 12291, 13124, 16388, 19686, 24582, 29529, 36873, 39372, 46513, 49164, 59058, 73746, 93026, 118116, 139539, 147492, 186052, 279078, 418617, 558156, 790721, 837234, 1581442, 1674468, 2372163, 3162884, 4744326, 7116489, 9488652, 14232978, 28465956]

約数ペア:

[(1, 28465956), (2, 14232978), (3, 9488652), (4, 7116489), (6, 4744326), (9, 3162884), (12, 2372163), (17, 1674468), (18, 1581442), (34, 837234), (36, 790721), (51, 558156), (68, 418617), (102, 279078), (153, 186052), (193, 147492), (204, 139539), (241, 118116), (306, 93026), (386, 73746), (482, 59058), (579, 49164), (612, 46513), (723, 39372), (772, 36873), (964, 29529), (1158, 24582), (1446, 19686), (1737, 16388), (2169, 13124), (2316, 12291), (2892, 9843), (3281, 8676), (3474, 8194), (4097, 6948), (4338, 6562)]