402785487

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{701}}^1\times {\mathrm{1637}}^1$

素因数の和:2360

約数の個数: 32

約数和(自身を含む): 643930560

約数和(自身を除く): 241145073

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 701, 1637, 2103, 4911, 6309, 9113, 14733, 18927, 21281, 27339, 44199, 63843, 82017, 191529, 246051, 574587, 1147537, 3442611, 10327833, 14917981, 30983499, 44753943, 134261829, 402785487]

約数ペア:

[(1, 402785487), (3, 134261829), (9, 44753943), (13, 30983499), (27, 14917981), (39, 10327833), (117, 3442611), (351, 1147537), (701, 574587), (1637, 246051), (2103, 191529), (4911, 82017), (6309, 63843), (9113, 44199), (14733, 27339), (18927, 21281)]