18142515

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5843}}^1$

素因数の和:5880

約数の個数: 32

約数和(自身を含む): 33661440

約数和(自身を除く): 15518925

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 5843, 17529, 29215, 52587, 87645, 134389, 157761, 262935, 403167, 671945, 788805, 1209501, 2015835, 3628503, 6047505, 18142515]

約数ペア:

[(1, 18142515), (3, 6047505), (5, 3628503), (9, 2015835), (15, 1209501), (23, 788805), (27, 671945), (45, 403167), (69, 262935), (115, 157761), (135, 134389), (207, 87645), (345, 52587), (621, 29215), (1035, 17529), (3105, 5843)]