890991764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2557}}^1\times {\mathrm{6701}}^1$

素因数の和:9275

約数の個数: 24

約数和(自身を含む): 1680084168

約数和(自身を除く): 789092404

約数列:

[1, 2, 4, 13, 26, 52, 2557, 5114, 6701, 10228, 13402, 26804, 33241, 66482, 87113, 132964, 174226, 348452, 17134457, 34268914, 68537828, 222747941, 445495882, 890991764]

約数ペア:

[(1, 890991764), (2, 445495882), (4, 222747941), (13, 68537828), (26, 34268914), (52, 17134457), (2557, 348452), (5114, 174226), (6701, 132964), (10228, 87113), (13402, 66482), (26804, 33241)]