42720258

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{145307}}^1$

素因数の和:145326

約数の個数: 24

約数和(自身を含む): 99390672

約数和(自身を除く): 56670414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 145307, 290614, 435921, 871842, 1017149, 2034298, 3051447, 6102894, 7120043, 14240086, 21360129, 42720258]

約数ペア:

[(1, 42720258), (2, 21360129), (3, 14240086), (6, 7120043), (7, 6102894), (14, 3051447), (21, 2034298), (42, 1017149), (49, 871842), (98, 435921), (147, 290614), (294, 145307)]