18061515

素因数分解:

$3^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{397}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 32285760

約数和(自身を除く): 14224245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 337, 397, 1011, 1191, 1685, 1985, 3033, 3573, 5055, 5955, 9099, 10719, 15165, 17865, 45495, 53595, 133789, 401367, 668945, 1204101, 2006835, 3612303, 6020505, 18061515]

約数ペア:

[(1, 18061515), (3, 6020505), (5, 3612303), (9, 2006835), (15, 1204101), (27, 668945), (45, 401367), (135, 133789), (337, 53595), (397, 45495), (1011, 17865), (1191, 15165), (1685, 10719), (1985, 9099), (3033, 5955), (3573, 5055)]