16386125

素因数分解:

$5^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 23831808

約数和(自身を除く): 7445683

約数列:

[1, 5, 7, 25, 35, 61, 125, 175, 305, 307, 427, 875, 1525, 1535, 2135, 2149, 7625, 7675, 10675, 10745, 18727, 38375, 53375, 53725, 93635, 131089, 268625, 468175, 655445, 2340875, 3277225, 16386125]

約数ペア:

[(1, 16386125), (5, 3277225), (7, 2340875), (25, 655445), (35, 468175), (61, 268625), (125, 131089), (175, 93635), (305, 53725), (307, 53375), (427, 38375), (875, 18727), (1525, 10745), (1535, 10675), (2135, 7675), (2149, 7625)]