81353708

素因数分解:

$2^2\times {\mathrm{181}}^1\times {\mathrm{313}}^1\times {\mathrm{359}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 144012960

約数和(自身を除く): 62659252

約数列:

[1, 2, 4, 181, 313, 359, 362, 626, 718, 724, 1252, 1436, 56653, 64979, 112367, 113306, 129958, 224734, 226612, 259916, 449468, 20338427, 40676854, 81353708]

約数ペア:

[(1, 81353708), (2, 40676854), (4, 20338427), (181, 449468), (313, 259916), (359, 226612), (362, 224734), (626, 129958), (718, 113306), (724, 112367), (1252, 64979), (1436, 56653)]