128662408

素因数分解:

$2^3\times 7^1\times {\mathrm{2297543}}^1$

素因数の和:2297556

約数の個数: 16

約数和(自身を含む): 275705280

約数和(自身を除く): 147042872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2297543, 4595086, 9190172, 16082801, 18380344, 32165602, 64331204, 128662408]

約数ペア:

[(1, 128662408), (2, 64331204), (4, 32165602), (7, 18380344), (8, 16082801), (14, 9190172), (28, 4595086), (56, 2297543)]