1308727

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 16

約数和(自身を含む): 1595392

約数和(自身を除く): 286665

約数列:

[1, 7, 31, 37, 163, 217, 259, 1141, 1147, 5053, 6031, 8029, 35371, 42217, 186961, 1308727]

約数ペア:

[(1, 1308727), (7, 186961), (31, 42217), (37, 35371), (163, 8029), (217, 6031), (259, 5053), (1141, 1147)]