281431436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{492013}}^1$

素因数の和:492041

約数の個数: 24

約数和(自身を含む): 578608464

約数和(自身を除く): 297177028

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 572, 492013, 984026, 1968052, 5412143, 6396169, 10824286, 12792338, 21648572, 25584676, 70357859, 140715718, 281431436]

約数ペア:

[(1, 281431436), (2, 140715718), (4, 70357859), (11, 25584676), (13, 21648572), (22, 12792338), (26, 10824286), (44, 6396169), (52, 5412143), (143, 1968052), (286, 984026), (572, 492013)]