68421028

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{5003}}^1$

素因数の和:5283

約数の個数: 24

約数和(自身を含む): 129463488

約数和(自身を除く): 61042460

約数列:

[1, 2, 4, 13, 26, 52, 263, 526, 1052, 3419, 5003, 6838, 10006, 13676, 20012, 65039, 130078, 260156, 1315789, 2631578, 5263156, 17105257, 34210514, 68421028]

約数ペア:

[(1, 68421028), (2, 34210514), (4, 17105257), (13, 5263156), (26, 2631578), (52, 1315789), (263, 260156), (526, 130078), (1052, 65039), (3419, 20012), (5003, 13676), (6838, 10006)]