156667815

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5381}}^1$

素因数の和:6039

約数の個数: 24

約数和(自身を含む): 272027808

約数和(自身を除く): 115359993

約数列:

[1, 3, 5, 9, 15, 45, 647, 1941, 3235, 5381, 5823, 9705, 16143, 26905, 29115, 48429, 80715, 242145, 3481507, 10444521, 17407535, 31333563, 52222605, 156667815]

約数ペア:

[(1, 156667815), (3, 52222605), (5, 31333563), (9, 17407535), (15, 10444521), (45, 3481507), (647, 242145), (1941, 80715), (3235, 48429), (5381, 29115), (5823, 26905), (9705, 16143)]