81954978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{8521}}^1$

素因数の和:8762

約数の個数: 32

約数和(自身を含む): 188165760

約数和(自身を除く): 106210782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 3206, 4809, 8521, 9618, 17042, 25563, 51126, 59647, 119294, 178941, 357882, 1951309, 3902618, 5853927, 11707854, 13659163, 27318326, 40977489, 81954978]

約数ペア:

[(1, 81954978), (2, 40977489), (3, 27318326), (6, 13659163), (7, 11707854), (14, 5853927), (21, 3902618), (42, 1951309), (229, 357882), (458, 178941), (687, 119294), (1374, 59647), (1603, 51126), (3206, 25563), (4809, 17042), (8521, 9618)]