161687708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:811

約数の個数: 72

約数和(自身を含む): 358106112

約数和(自身を除く): 196418404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 47, 52, 91, 94, 169, 182, 188, 329, 338, 364, 611, 658, 676, 727, 1183, 1222, 1316, 1454, 2366, 2444, 2908, 4277, 4732, 5089, 7943, 8554, 9451, 10178, 15886, 17108, 18902, 20356, 31772, 34169, 37804, 55601, 66157, 68338, 111202, 122863, 132314, 136676, 222404, 239183, 245726, 264628, 444197, 478366, 491452, 860041, 888394, 956732, 1720082, 1776788, 3109379, 3440164, 5774561, 6218758, 11549122, 12437516, 23098244, 40421927, 80843854, 161687708]

約数ペア:

[(1, 161687708), (2, 80843854), (4, 40421927), (7, 23098244), (13, 12437516), (14, 11549122), (26, 6218758), (28, 5774561), (47, 3440164), (52, 3109379), (91, 1776788), (94, 1720082), (169, 956732), (182, 888394), (188, 860041), (329, 491452), (338, 478366), (364, 444197), (611, 264628), (658, 245726), (676, 239183), (727, 222404), (1183, 136676), (1222, 132314), (1316, 122863), (1454, 111202), (2366, 68338), (2444, 66157), (2908, 55601), (4277, 37804), (4732, 34169), (5089, 31772), (7943, 20356), (8554, 18902), (9451, 17108), (10178, 15886)]