15691858

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 30020760

約数和(自身を除く): 14328902

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 109, 113, 182, 218, 226, 637, 763, 791, 1274, 1417, 1469, 1526, 1582, 2834, 2938, 5341, 5537, 9919, 10283, 10682, 11074, 12317, 19838, 20566, 24634, 69433, 71981, 86219, 138866, 143962, 160121, 172438, 320242, 603533, 1120847, 1207066, 2241694, 7845929, 15691858]

約数ペア:

[(1, 15691858), (2, 7845929), (7, 2241694), (13, 1207066), (14, 1120847), (26, 603533), (49, 320242), (91, 172438), (98, 160121), (109, 143962), (113, 138866), (182, 86219), (218, 71981), (226, 69433), (637, 24634), (763, 20566), (791, 19838), (1274, 12317), (1417, 11074), (1469, 10682), (1526, 10283), (1582, 9919), (2834, 5537), (2938, 5341)]