13831115

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 18869760

約数和(自身を除く): 5038645

約数列:

[1, 5, 17, 29, 31, 85, 145, 155, 181, 493, 527, 899, 905, 2465, 2635, 3077, 4495, 5249, 5611, 15283, 15385, 26245, 28055, 76415, 89233, 95387, 162719, 446165, 476935, 813595, 2766223, 13831115]

約数ペア:

[(1, 13831115), (5, 2766223), (17, 813595), (29, 476935), (31, 446165), (85, 162719), (145, 95387), (155, 89233), (181, 76415), (493, 28055), (527, 26245), (899, 15385), (905, 15283), (2465, 5611), (2635, 5249), (3077, 4495)]