16680485

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{631}}^1$

素因数の和:964

約数の個数: 16

約数和(自身を含む): 21295872

約数和(自身を除く): 4615387

約数列:

[1, 5, 17, 85, 311, 631, 1555, 3155, 5287, 10727, 26435, 53635, 196241, 981205, 3336097, 16680485]

約数ペア:

[(1, 16680485), (5, 3336097), (17, 981205), (85, 196241), (311, 53635), (631, 26435), (1555, 10727), (3155, 5287)]