81718184

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2647}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 163010880

約数和(自身を除く): 81292696

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 227, 454, 908, 1816, 2647, 3859, 5294, 7718, 10588, 15436, 21176, 30872, 44999, 89998, 179996, 359992, 600869, 1201738, 2403476, 4806952, 10214773, 20429546, 40859092, 81718184]

約数ペア:

[(1, 81718184), (2, 40859092), (4, 20429546), (8, 10214773), (17, 4806952), (34, 2403476), (68, 1201738), (136, 600869), (227, 359992), (454, 179996), (908, 89998), (1816, 44999), (2647, 30872), (3859, 21176), (5294, 15436), (7718, 10588)]