321074816

素因数分解:

$2^7\times {\mathrm{409}}^1\times {\mathrm{6133}}^1$

素因数の和:6556

約数の個数: 32

約数和(自身を含む): 641309700

約数和(自身を除く): 320234884

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 409, 818, 1636, 3272, 6133, 6544, 12266, 13088, 24532, 26176, 49064, 52352, 98128, 196256, 392512, 785024, 2508397, 5016794, 10033588, 20067176, 40134352, 80268704, 160537408, 321074816]

約数ペア:

[(1, 321074816), (2, 160537408), (4, 80268704), (8, 40134352), (16, 20067176), (32, 10033588), (64, 5016794), (128, 2508397), (409, 785024), (818, 392512), (1636, 196256), (3272, 98128), (6133, 52352), (6544, 49064), (12266, 26176), (13088, 24532)]