38891307

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3313}}^1$

素因数の和:3379

約数の個数: 32

約数和(自身を含む): 65325568

約数和(自身を除く): 26434261

約数列:

[1, 3, 7, 13, 21, 39, 43, 91, 129, 273, 301, 559, 903, 1677, 3313, 3913, 9939, 11739, 23191, 43069, 69573, 129207, 142459, 301483, 427377, 904449, 997213, 1851967, 2991639, 5555901, 12963769, 38891307]

約数ペア:

[(1, 38891307), (3, 12963769), (7, 5555901), (13, 2991639), (21, 1851967), (39, 997213), (43, 904449), (91, 427377), (129, 301483), (273, 142459), (301, 129207), (559, 69573), (903, 43069), (1677, 23191), (3313, 11739), (3913, 9939)]