139373505

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4787}}^1$

素因数の和:5445

約数の個数: 24

約数和(自身を含む): 242004672

約数和(自身を除く): 102631167

約数列:

[1, 3, 5, 9, 15, 45, 647, 1941, 3235, 4787, 5823, 9705, 14361, 23935, 29115, 43083, 71805, 215415, 3097189, 9291567, 15485945, 27874701, 46457835, 139373505]

約数ペア:

[(1, 139373505), (3, 46457835), (5, 27874701), (9, 15485945), (15, 9291567), (45, 3097189), (647, 215415), (1941, 71805), (3235, 43083), (4787, 29115), (5823, 23935), (9705, 14361)]