213897195

素因数分解:

$3^2\times 5^1\times {\mathrm{811}}^1\times {\mathrm{5861}}^1$

素因数の和:6683

約数の個数: 24

約数和(自身を含む): 371275632

約数和(自身を除く): 157378437

約数列:

[1, 3, 5, 9, 15, 45, 811, 2433, 4055, 5861, 7299, 12165, 17583, 29305, 36495, 52749, 87915, 263745, 4753271, 14259813, 23766355, 42779439, 71299065, 213897195]

約数ペア:

[(1, 213897195), (3, 71299065), (5, 42779439), (9, 23766355), (15, 14259813), (45, 4753271), (811, 263745), (2433, 87915), (4055, 52749), (5861, 36495), (7299, 29305), (12165, 17583)]