42004705

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 54928440

約数和(自身を除く): 12923735

約数列:

[1, 5, 17, 41, 85, 205, 289, 697, 709, 1445, 3485, 3545, 11849, 12053, 29069, 59245, 60265, 145345, 204901, 494173, 1024505, 2470865, 8400941, 42004705]

約数ペア:

[(1, 42004705), (5, 8400941), (17, 2470865), (41, 1024505), (85, 494173), (205, 204901), (289, 145345), (697, 60265), (709, 59245), (1445, 29069), (3485, 12053), (3545, 11849)]