12975639

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 24

約数和(自身を含む): 18525696

約数和(自身を除く): 5550057

約数列:

[1, 3, 31, 41, 83, 93, 123, 249, 1271, 1681, 2573, 3403, 3813, 5043, 7719, 10209, 52111, 105493, 139523, 156333, 316479, 418569, 4325213, 12975639]

約数ペア:

[(1, 12975639), (3, 4325213), (31, 418569), (41, 316479), (83, 156333), (93, 139523), (123, 105493), (249, 52111), (1271, 10209), (1681, 7719), (2573, 5043), (3403, 3813)]