90037647

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{3347}}^1$

素因数の和:3428

約数の個数: 36

約数和(自身を含む): 153813816

約数和(自身を除く): 63776169

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 1281, 2989, 3347, 3843, 8967, 10041, 23429, 26901, 30123, 70287, 164003, 204167, 210861, 492009, 612501, 1429169, 1476027, 1837503, 4287507, 10004183, 12862521, 30012549, 90037647]

約数ペア:

[(1, 90037647), (3, 30012549), (7, 12862521), (9, 10004183), (21, 4287507), (49, 1837503), (61, 1476027), (63, 1429169), (147, 612501), (183, 492009), (427, 210861), (441, 204167), (549, 164003), (1281, 70287), (2989, 30123), (3347, 26901), (3843, 23429), (8967, 10041)]