206528985

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{2089}}^1$

素因数の和:2139

約数の個数: 48

約数和(自身を含む): 387987600

約数和(自身を除く): 181458615

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2089, 2197, 2535, 6267, 6591, 7605, 10445, 10985, 18801, 19773, 27157, 31335, 32955, 81471, 94005, 98865, 135785, 244413, 353041, 407355, 1059123, 1222065, 1765205, 3177369, 4589533, 5295615, 13768599, 15886845, 22947665, 41305797, 68842995, 206528985]

約数ペア:

[(1, 206528985), (3, 68842995), (5, 41305797), (9, 22947665), (13, 15886845), (15, 13768599), (39, 5295615), (45, 4589533), (65, 3177369), (117, 1765205), (169, 1222065), (195, 1059123), (507, 407355), (585, 353041), (845, 244413), (1521, 135785), (2089, 98865), (2197, 94005), (2535, 81471), (6267, 32955), (6591, 31335), (7605, 27157), (10445, 19773), (10985, 18801)]