81581326

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{4657}}^1$

素因数の和:5139

約数の個数: 16

約数和(自身を含む): 129119760

約数和(自身を除く): 47538434

約数列:

[1, 2, 19, 38, 461, 922, 4657, 8759, 9314, 17518, 88483, 176966, 2146877, 4293754, 40790663, 81581326]

約数ペア:

[(1, 81581326), (2, 40790663), (19, 4293754), (38, 2146877), (461, 176966), (922, 88483), (4657, 17518), (8759, 9314)]