78647790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201661}}^1$

素因数の和:201684

約数の個数: 32

約数和(自身を含む): 203275296

約数和(自身を除く): 124627506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 201661, 403322, 604983, 1008305, 1209966, 2016610, 2621593, 3024915, 5243186, 6049830, 7864779, 13107965, 15729558, 26215930, 39323895, 78647790]

約数ペア:

[(1, 78647790), (2, 39323895), (3, 26215930), (5, 15729558), (6, 13107965), (10, 7864779), (13, 6049830), (15, 5243186), (26, 3024915), (30, 2621593), (39, 2016610), (65, 1209966), (78, 1008305), (130, 604983), (195, 403322), (390, 201661)]