81345649

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{9349}}^1$

素因数の和:9480

約数の個数: 16

約数和(自身を含む): 102326400

約数和(自身を除く): 20980751

約数列:

[1, 7, 11, 77, 113, 791, 1243, 8701, 9349, 65443, 102839, 719873, 1056437, 7395059, 11620807, 81345649]

約数ペア:

[(1, 81345649), (7, 11620807), (11, 7395059), (77, 1056437), (113, 719873), (791, 102839), (1243, 65443), (8701, 9349)]