16345749

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 25949440

約数和(自身を除く): 9603691

約数列:

[1, 3, 7, 21, 37, 109, 111, 193, 259, 327, 579, 763, 777, 1351, 2289, 4033, 4053, 7141, 12099, 21037, 21423, 28231, 49987, 63111, 84693, 147259, 149961, 441777, 778369, 2335107, 5448583, 16345749]

約数ペア:

[(1, 16345749), (3, 5448583), (7, 2335107), (21, 778369), (37, 441777), (109, 149961), (111, 147259), (193, 84693), (259, 63111), (327, 49987), (579, 28231), (763, 21423), (777, 21037), (1351, 12099), (2289, 7141), (4033, 4053)]