628581654

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{1621}}^1$

素因数の和:1842

約数の個数: 64

約数和(自身を含む): 1438778880

約数和(自身を除く): 810197226

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 129, 167, 258, 334, 387, 501, 774, 1002, 1161, 1503, 1621, 2322, 3006, 3242, 4509, 4863, 7181, 9018, 9726, 14362, 14589, 21543, 29178, 43086, 43767, 64629, 69703, 87534, 129258, 139406, 193887, 209109, 270707, 387774, 418218, 541414, 627327, 812121, 1254654, 1624242, 1881981, 2436363, 3763962, 4872726, 7309089, 11640401, 14618178, 23280802, 34921203, 69842406, 104763609, 209527218, 314290827, 628581654]

約数ペア:

[(1, 628581654), (2, 314290827), (3, 209527218), (6, 104763609), (9, 69842406), (18, 34921203), (27, 23280802), (43, 14618178), (54, 11640401), (86, 7309089), (129, 4872726), (167, 3763962), (258, 2436363), (334, 1881981), (387, 1624242), (501, 1254654), (774, 812121), (1002, 627327), (1161, 541414), (1503, 418218), (1621, 387774), (2322, 270707), (3006, 209109), (3242, 193887), (4509, 139406), (4863, 129258), (7181, 87534), (9018, 69703), (9726, 64629), (14362, 43767), (14589, 43086), (21543, 29178)]