12249275

素因数分解:

$5^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 15784704

約数和(自身を除く): 3535429

約数列:

[1, 5, 25, 67, 71, 103, 335, 355, 515, 1675, 1775, 2575, 4757, 6901, 7313, 23785, 34505, 36565, 118925, 172525, 182825, 489971, 2449855, 12249275]

約数ペア:

[(1, 12249275), (5, 2449855), (25, 489971), (67, 182825), (71, 172525), (103, 118925), (335, 36565), (355, 34505), (515, 23785), (1675, 7313), (1775, 6901), (2575, 4757)]