15928419

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 23321520

約数和(自身を除く): 7393101

約数列:

[1, 3, 13, 39, 89, 169, 267, 353, 507, 1059, 1157, 3471, 4589, 13767, 15041, 31417, 45123, 59657, 94251, 178971, 408421, 1225263, 5309473, 15928419]

約数ペア:

[(1, 15928419), (3, 5309473), (13, 1225263), (39, 408421), (89, 178971), (169, 94251), (267, 59657), (353, 45123), (507, 31417), (1059, 15041), (1157, 13767), (3471, 4589)]