12817785

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:785

約数の個数: 32

約数和(自身を含む): 21835008

約数和(自身を除く): 9017223

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 701, 795, 1219, 2103, 3505, 3657, 6095, 10515, 16123, 18285, 37153, 48369, 80615, 111459, 185765, 241845, 557295, 854519, 2563557, 4272595, 12817785]

約数ペア:

[(1, 12817785), (3, 4272595), (5, 2563557), (15, 854519), (23, 557295), (53, 241845), (69, 185765), (115, 111459), (159, 80615), (265, 48369), (345, 37153), (701, 18285), (795, 16123), (1219, 10515), (2103, 6095), (3505, 3657)]