291228868

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{68881}}^1$

素因数の和:69043

約数の個数: 24

約数和(自身を含む): 586323584

約数和(自身を除く): 295094716

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 68881, 137762, 275524, 482167, 964334, 1928668, 10401031, 20802062, 41604124, 72807217, 145614434, 291228868]

約数ペア:

[(1, 291228868), (2, 145614434), (4, 72807217), (7, 41604124), (14, 20802062), (28, 10401031), (151, 1928668), (302, 964334), (604, 482167), (1057, 275524), (2114, 137762), (4228, 68881)]