31187716

素因数分解:

$2^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{3881}}^1$

素因数の和:3940

約数の個数: 36

約数和(自身を含む): 65054556

約数和(自身を除く): 33866840

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 574, 1148, 2009, 3881, 4018, 7762, 8036, 15524, 27167, 54334, 108668, 159121, 190169, 318242, 380338, 636484, 760676, 1113847, 2227694, 4455388, 7796929, 15593858, 31187716]

約数ペア:

[(1, 31187716), (2, 15593858), (4, 7796929), (7, 4455388), (14, 2227694), (28, 1113847), (41, 760676), (49, 636484), (82, 380338), (98, 318242), (164, 190169), (196, 159121), (287, 108668), (574, 54334), (1148, 27167), (2009, 15524), (3881, 8036), (4018, 7762)]