13119897

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{599}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 20520000

約数和(自身を除く): 7400103

約数列:

[1, 3, 7, 21, 49, 147, 149, 447, 599, 1043, 1797, 3129, 4193, 7301, 12579, 21903, 29351, 88053, 89251, 267753, 624757, 1874271, 4373299, 13119897]

約数ペア:

[(1, 13119897), (3, 4373299), (7, 1874271), (21, 624757), (49, 267753), (147, 89251), (149, 88053), (447, 29351), (599, 21903), (1043, 12579), (1797, 7301), (3129, 4193)]