81372236

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{8147}}^1$

素因数の和:8389

約数の個数: 24

約数和(自身を含む): 156050496

約数和(自身を除く): 74678260

約数列:

[1, 2, 4, 11, 22, 44, 227, 454, 908, 2497, 4994, 8147, 9988, 16294, 32588, 89617, 179234, 358468, 1849369, 3698738, 7397476, 20343059, 40686118, 81372236]

約数ペア:

[(1, 81372236), (2, 40686118), (4, 20343059), (11, 7397476), (22, 3698738), (44, 1849369), (227, 358468), (454, 179234), (908, 89617), (2497, 32588), (4994, 16294), (8147, 9988)]