129210328

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1242407}}^1$

素因数の和:1242426

約数の個数: 16

約数和(自身を含む): 260905680

約数和(自身を除く): 131695352

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1242407, 2484814, 4969628, 9939256, 16151291, 32302582, 64605164, 129210328]

約数ペア:

[(1, 129210328), (2, 64605164), (4, 32302582), (8, 16151291), (13, 9939256), (26, 4969628), (52, 2484814), (104, 1242407)]