16207975

素因数分解:

$5^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 36

約数和(自身を含む): 23790888

約数和(自身を除く): 7582913

約数列:

[1, 5, 7, 25, 35, 49, 101, 131, 175, 245, 505, 655, 707, 917, 1225, 2525, 3275, 3535, 4585, 4949, 6419, 13231, 17675, 22925, 24745, 32095, 66155, 92617, 123725, 160475, 330775, 463085, 648319, 2315425, 3241595, 16207975]

約数ペア:

[(1, 16207975), (5, 3241595), (7, 2315425), (25, 648319), (35, 463085), (49, 330775), (101, 160475), (131, 123725), (175, 92617), (245, 66155), (505, 32095), (655, 24745), (707, 22925), (917, 17675), (1225, 13231), (2525, 6419), (3275, 4949), (3535, 4585)]