87957974

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1789}}^1$

素因数の和:1896

約数の個数: 32

約数和(自身を含む): 149157120

約数和(自身を除く): 61199146

約数列:

[1, 2, 13, 26, 31, 61, 62, 122, 403, 793, 806, 1586, 1789, 1891, 3578, 3782, 23257, 24583, 46514, 49166, 55459, 109129, 110918, 218258, 720967, 1418677, 1441934, 2837354, 3382999, 6765998, 43978987, 87957974]

約数ペア:

[(1, 87957974), (2, 43978987), (13, 6765998), (26, 3382999), (31, 2837354), (61, 1441934), (62, 1418677), (122, 720967), (403, 218258), (793, 110918), (806, 109129), (1586, 55459), (1789, 49166), (1891, 46514), (3578, 24583), (3782, 23257)]