31328778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401651}}^1$

素因数の和:401669

約数の個数: 16

約数和(自身を含む): 67477536

約数和(自身を除く): 36148758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 401651, 803302, 1204953, 2409906, 5221463, 10442926, 15664389, 31328778]

約数ペア:

[(1, 31328778), (2, 15664389), (3, 10442926), (6, 5221463), (13, 2409906), (26, 1204953), (39, 803302), (78, 401651)]