1320221945

素因数分解:

$5^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{14683}}^1$

素因数の和:15069

約数の個数: 24

約数和(自身を含む): 1848069504

約数和(自身を除く): 527847559

約数列:

[1, 5, 7, 35, 49, 245, 367, 1835, 2569, 12845, 14683, 17983, 73415, 89915, 102781, 513905, 719467, 3597335, 5388661, 26943305, 37720627, 188603135, 264044389, 1320221945]

約数ペア:

[(1, 1320221945), (5, 264044389), (7, 188603135), (35, 37720627), (49, 26943305), (245, 5388661), (367, 3597335), (1835, 719467), (2569, 513905), (12845, 102781), (14683, 89915), (17983, 73415)]