28771402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{12697}}^1$

素因数の和:12813

約数の個数: 16

約数和(自身を含む): 47541312

約数和(自身を除く): 18769910

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 12697, 25394, 139667, 279334, 1307791, 2615582, 14385701, 28771402]

約数ペア:

[(1, 28771402), (2, 14385701), (11, 2615582), (22, 1307791), (103, 279334), (206, 139667), (1133, 25394), (2266, 12697)]