22980555

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 43339296

約数和(自身を除く): 20358741

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 163, 195, 241, 489, 585, 723, 815, 1205, 1467, 2119, 2169, 2445, 3133, 3615, 6357, 7335, 9399, 10595, 10845, 15665, 19071, 28197, 31785, 39283, 46995, 95355, 117849, 140985, 196415, 353547, 510679, 589245, 1532037, 1767735, 2553395, 4596111, 7660185, 22980555]

約数ペア:

[(1, 22980555), (3, 7660185), (5, 4596111), (9, 2553395), (13, 1767735), (15, 1532037), (39, 589245), (45, 510679), (65, 353547), (117, 196415), (163, 140985), (195, 117849), (241, 95355), (489, 46995), (585, 39283), (723, 31785), (815, 28197), (1205, 19071), (1467, 15665), (2119, 10845), (2169, 10595), (2445, 9399), (3133, 7335), (3615, 6357)]