678662013

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{66949}}^1$

素因数の和:67092

約数の個数: 16

約数和(自身を含む): 942656000

約数和(自身を除く): 263993987

約数列:

[1, 3, 31, 93, 109, 327, 3379, 10137, 66949, 200847, 2075419, 6226257, 7297441, 21892323, 226220671, 678662013]

約数ペア:

[(1, 678662013), (3, 226220671), (31, 21892323), (93, 7297441), (109, 6226257), (327, 2075419), (3379, 200847), (10137, 66949)]