313639521

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{17911}}^1$

素因数の和:18376

約数の個数: 16

約数和(自身を含む): 451382400

約数和(自身を除く): 137742879

約数列:

[1, 3, 13, 39, 449, 1347, 5837, 17511, 17911, 53733, 232843, 698529, 8042039, 24126117, 104546507, 313639521]

約数ペア:

[(1, 313639521), (3, 104546507), (13, 24126117), (39, 8042039), (449, 698529), (1347, 232843), (5837, 53733), (17511, 17911)]