81497855

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1\times {\mathrm{1931}}^1$

素因数の和:2326

約数の個数: 16

約数和(自身を含む): 102380544

約数和(自身を除く): 20882689

約数列:

[1, 5, 23, 115, 367, 1835, 1931, 8441, 9655, 42205, 44413, 222065, 708677, 3543385, 16299571, 81497855]

約数ペア:

[(1, 81497855), (5, 16299571), (23, 3543385), (115, 708677), (367, 222065), (1835, 44413), (1931, 42205), (8441, 9655)]