31890378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{3121}}^1$

素因数の和:3270

約数の個数: 32

約数和(自身を含む): 69233472

約数和(自身を除く): 37343094

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 262, 393, 786, 1703, 3121, 3406, 5109, 6242, 9363, 10218, 18726, 40573, 81146, 121719, 243438, 408851, 817702, 1226553, 2453106, 5315063, 10630126, 15945189, 31890378]

約数ペア:

[(1, 31890378), (2, 15945189), (3, 10630126), (6, 5315063), (13, 2453106), (26, 1226553), (39, 817702), (78, 408851), (131, 243438), (262, 121719), (393, 81146), (786, 40573), (1703, 18726), (3121, 10218), (3406, 9363), (5109, 6242)]