15784145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1747}}^1$

素因数の和:1904

約数の個数: 16

約数和(自身を含む): 20556480

約数和(自身を除く): 4772335

約数列:

[1, 5, 13, 65, 139, 695, 1747, 1807, 8735, 9035, 22711, 113555, 242833, 1214165, 3156829, 15784145]

約数ペア:

[(1, 15784145), (5, 3156829), (13, 1214165), (65, 242833), (139, 113555), (695, 22711), (1747, 9035), (1807, 8735)]