217660904

素因数分解:

$2^3\times {\mathrm{263}}^1\times {\mathrm{103451}}^1$

素因数の和:103720

約数の個数: 16

約数和(自身を含む): 409669920

約数和(自身を除く): 192009016

約数列:

[1, 2, 4, 8, 263, 526, 1052, 2104, 103451, 206902, 413804, 827608, 27207613, 54415226, 108830452, 217660904]

約数ペア:

[(1, 217660904), (2, 108830452), (4, 54415226), (8, 27207613), (263, 827608), (526, 413804), (1052, 206902), (2104, 103451)]