31332456

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^2\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 87142770

約数和(自身を除く): 55810314

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 197, 282, 376, 394, 423, 564, 591, 788, 846, 1128, 1182, 1576, 1692, 1773, 2209, 2364, 3384, 3546, 4418, 4728, 6627, 7092, 8836, 9259, 13254, 14184, 17672, 18518, 19881, 26508, 27777, 37036, 39762, 53016, 55554, 74072, 79524, 83331, 111108, 159048, 166662, 222216, 333324, 435173, 666648, 870346, 1305519, 1740692, 2611038, 3481384, 3916557, 5222076, 7833114, 10444152, 15666228, 31332456]

約数ペア:

[(1, 31332456), (2, 15666228), (3, 10444152), (4, 7833114), (6, 5222076), (8, 3916557), (9, 3481384), (12, 2611038), (18, 1740692), (24, 1305519), (36, 870346), (47, 666648), (72, 435173), (94, 333324), (141, 222216), (188, 166662), (197, 159048), (282, 111108), (376, 83331), (394, 79524), (423, 74072), (564, 55554), (591, 53016), (788, 39762), (846, 37036), (1128, 27777), (1182, 26508), (1576, 19881), (1692, 18518), (1773, 17672), (2209, 14184), (2364, 13254), (3384, 9259), (3546, 8836), (4418, 7092), (4728, 6627)]