12380155

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:638

約数の個数: 16

約数和(自身を含む): 15367968

約数和(自身を除く): 2987813

約数列:

[1, 5, 41, 131, 205, 461, 655, 2305, 5371, 18901, 26855, 60391, 94505, 301955, 2476031, 12380155]

約数ペア:

[(1, 12380155), (5, 2476031), (41, 301955), (131, 94505), (205, 60391), (461, 26855), (655, 18901), (2305, 5371)]