27181385

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4153}}^1$

素因数の和:4193

約数の個数: 32

約数和(自身を含む): 43068672

約数和(自身を除く): 15887287

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 4153, 6545, 20765, 29071, 45683, 70601, 145355, 228415, 319781, 353005, 494207, 776611, 1598905, 2471035, 3883055, 5436277, 27181385]

約数ペア:

[(1, 27181385), (5, 5436277), (7, 3883055), (11, 2471035), (17, 1598905), (35, 776611), (55, 494207), (77, 353005), (85, 319781), (119, 228415), (187, 145355), (385, 70601), (595, 45683), (935, 29071), (1309, 20765), (4153, 6545)]