12306385

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 20224512

約数和(自身を除く): 7918127

約数列:

[1, 5, 7, 13, 17, 35, 37, 43, 65, 85, 91, 119, 185, 215, 221, 259, 301, 455, 481, 559, 595, 629, 731, 1105, 1295, 1505, 1547, 1591, 2405, 2795, 3145, 3367, 3655, 3913, 4403, 5117, 7735, 7955, 8177, 9503, 11137, 16835, 19565, 20683, 22015, 25585, 27047, 40885, 47515, 55685, 57239, 66521, 103415, 135235, 144781, 189329, 286195, 332605, 351611, 723905, 946645, 1758055, 2461277, 12306385]

約数ペア:

[(1, 12306385), (5, 2461277), (7, 1758055), (13, 946645), (17, 723905), (35, 351611), (37, 332605), (43, 286195), (65, 189329), (85, 144781), (91, 135235), (119, 103415), (185, 66521), (215, 57239), (221, 55685), (259, 47515), (301, 40885), (455, 27047), (481, 25585), (559, 22015), (595, 20683), (629, 19565), (731, 16835), (1105, 11137), (1295, 9503), (1505, 8177), (1547, 7955), (1591, 7735), (2405, 5117), (2795, 4403), (3145, 3913), (3367, 3655)]