278328947

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1\times {\mathrm{1187}}^1$

素因数の和:2278

約数の個数: 16

約数和(自身を含む): 317937312

約数和(自身を除く): 39608365

約数列:

[1, 13, 17, 221, 1061, 1187, 13793, 15431, 18037, 20179, 234481, 262327, 1259407, 16372291, 21409919, 278328947]

約数ペア:

[(1, 278328947), (13, 21409919), (17, 16372291), (221, 1259407), (1061, 262327), (1187, 234481), (13793, 20179), (15431, 18037)]