81603416

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{30817}}^1$

素因数の和:31154

約数の個数: 16

約数和(自身を含む): 153473640

約数和(自身を除く): 71870224

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 30817, 61634, 123268, 246536, 10200427, 20400854, 40801708, 81603416]

約数ペア:

[(1, 81603416), (2, 40801708), (4, 20400854), (8, 10200427), (331, 246536), (662, 123268), (1324, 61634), (2648, 30817)]