674145

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 1190592

約数和(自身を除く): 516447

約数列:

[1, 3, 5, 9, 15, 45, 71, 211, 213, 355, 633, 639, 1055, 1065, 1899, 3165, 3195, 9495, 14981, 44943, 74905, 134829, 224715, 674145]

約数ペア:

[(1, 674145), (3, 224715), (5, 134829), (9, 74905), (15, 44943), (45, 14981), (71, 9495), (211, 3195), (213, 3165), (355, 1899), (633, 1065), (639, 1055)]