2489372015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{8419}}^1\times {\mathrm{4549}}^1$

素因数の和:12986

約数の個数: 16

約数和(自身を含む): 3218124000

約数和(自身を除く): 728751985

約数列:

[1, 5, 13, 65, 4549, 8419, 22745, 42095, 59137, 109447, 295685, 547235, 38298031, 191490155, 497874403, 2489372015]

約数ペア:

[(1, 2489372015), (5, 497874403), (13, 191490155), (65, 38298031), (4549, 547235), (8419, 295685), (22745, 109447), (42095, 59137)]