128565548

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{2927}}^1$

素因数の和:3149

約数の個数: 24

約数和(自身を含む): 229555200

約数和(自身を除く): 100989652

約数列:

[1, 2, 4, 79, 139, 158, 278, 316, 556, 2927, 5854, 10981, 11708, 21962, 43924, 231233, 406853, 462466, 813706, 924932, 1627412, 32141387, 64282774, 128565548]

約数ペア:

[(1, 128565548), (2, 64282774), (4, 32141387), (79, 1627412), (139, 924932), (158, 813706), (278, 462466), (316, 406853), (556, 231233), (2927, 43924), (5854, 21962), (10981, 11708)]