31571874

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{557}}^1$

素因数の和:679

約数の個数: 48

約数和(自身を含む): 71031168

約数和(自身を除く): 39459294

約数列:

[1, 2, 3, 6, 9, 18, 47, 67, 94, 134, 141, 201, 282, 402, 423, 557, 603, 846, 1114, 1206, 1671, 3149, 3342, 5013, 6298, 9447, 10026, 18894, 26179, 28341, 37319, 52358, 56682, 74638, 78537, 111957, 157074, 223914, 235611, 335871, 471222, 671742, 1753993, 3507986, 5261979, 10523958, 15785937, 31571874]

約数ペア:

[(1, 31571874), (2, 15785937), (3, 10523958), (6, 5261979), (9, 3507986), (18, 1753993), (47, 671742), (67, 471222), (94, 335871), (134, 235611), (141, 223914), (201, 157074), (282, 111957), (402, 78537), (423, 74638), (557, 56682), (603, 52358), (846, 37319), (1114, 28341), (1206, 26179), (1671, 18894), (3149, 10026), (3342, 9447), (5013, 6298)]