12980786

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:495

約数の個数: 48

約数和(自身を含む): 25510464

約数和(自身を除く): 12529678

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 443, 598, 637, 886, 1127, 1274, 2093, 2254, 3101, 4186, 5759, 6202, 10189, 11518, 14651, 20378, 21707, 29302, 40313, 43414, 71323, 80626, 132457, 142646, 264914, 282191, 499261, 564382, 927199, 998522, 1854398, 6490393, 12980786]

約数ペア:

[(1, 12980786), (2, 6490393), (7, 1854398), (13, 998522), (14, 927199), (23, 564382), (26, 499261), (46, 282191), (49, 264914), (91, 142646), (98, 132457), (161, 80626), (182, 71323), (299, 43414), (322, 40313), (443, 29302), (598, 21707), (637, 20378), (886, 14651), (1127, 11518), (1274, 10189), (2093, 6202), (2254, 5759), (3101, 4186)]