81345728

素因数分解:

$2^6\times {\mathrm{1271027}}^1$

素因数の和:1271039

約数の個数: 14

約数和(自身を含む): 161420556

約数和(自身を除く): 80074828

約数列:

[1, 2, 4, 8, 16, 32, 64, 1271027, 2542054, 5084108, 10168216, 20336432, 40672864, 81345728]

約数ペア:

[(1, 81345728), (2, 40672864), (4, 20336432), (8, 10168216), (16, 5084108), (32, 2542054), (64, 1271027)]