87661665

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21407}}^1$

素因数の和:21438

約数の個数: 48

約数和(自身を含む): 187020288

約数和(自身を除く): 99358623

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 21407, 64221, 107035, 149849, 192663, 278291, 321105, 449547, 749245, 834873, 963315, 1348641, 1391455, 1948037, 2247735, 2504619, 4174365, 5844111, 6743205, 9740185, 12523095, 17532333, 29220555, 87661665]

約数ペア:

[(1, 87661665), (3, 29220555), (5, 17532333), (7, 12523095), (9, 9740185), (13, 6743205), (15, 5844111), (21, 4174365), (35, 2504619), (39, 2247735), (45, 1948037), (63, 1391455), (65, 1348641), (91, 963315), (105, 834873), (117, 749245), (195, 449547), (273, 321105), (315, 278291), (455, 192663), (585, 149849), (819, 107035), (1365, 64221), (4095, 21407)]