247693810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{272191}}^1$

素因数の和:272218

約数の個数: 32

約数和(自身を含む): 548739072

約数和(自身を除く): 301045262

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 272191, 544382, 1360955, 1905337, 2721910, 3538483, 3810674, 7076966, 9526685, 17692415, 19053370, 24769381, 35384830, 49538762, 123846905, 247693810]

約数ペア:

[(1, 247693810), (2, 123846905), (5, 49538762), (7, 35384830), (10, 24769381), (13, 19053370), (14, 17692415), (26, 9526685), (35, 7076966), (65, 3810674), (70, 3538483), (91, 2721910), (130, 1905337), (182, 1360955), (455, 544382), (910, 272191)]