215730495

素因数分解:

$3^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{12517}}^1$

素因数の和:12911

約数の個数: 24

約数和(自身を含む): 374939136

約数和(自身を除く): 159208641

約数列:

[1, 3, 5, 9, 15, 45, 383, 1149, 1915, 3447, 5745, 12517, 17235, 37551, 62585, 112653, 187755, 563265, 4794011, 14382033, 23970055, 43146099, 71910165, 215730495]

約数ペア:

[(1, 215730495), (3, 71910165), (5, 43146099), (9, 23970055), (15, 14382033), (45, 4794011), (383, 563265), (1149, 187755), (1915, 112653), (3447, 62585), (5745, 37551), (12517, 17235)]