1220835285

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1179551}}^1$

素因数の和:1179585

約数の個数: 24

約数和(自身を含む): 2208121344

約数和(自身を除く): 987286059

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1179551, 3538653, 5897755, 10615959, 17693265, 27129673, 53079795, 81389019, 135648365, 244167057, 406945095, 1220835285]

約数ペア:

[(1, 1220835285), (3, 406945095), (5, 244167057), (9, 135648365), (15, 81389019), (23, 53079795), (45, 27129673), (69, 17693265), (115, 10615959), (207, 5897755), (345, 3538653), (1035, 1179551)]