12416885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 17071656

約数和(自身を除く): 4654771

約数列:

[1, 5, 13, 17, 65, 85, 221, 289, 661, 1105, 1445, 3305, 3757, 8593, 11237, 18785, 42965, 56185, 146081, 191029, 730405, 955145, 2483377, 12416885]

約数ペア:

[(1, 12416885), (5, 2483377), (13, 955145), (17, 730405), (65, 191029), (85, 146081), (221, 56185), (289, 42965), (661, 18785), (1105, 11237), (1445, 8593), (3305, 3757)]