1872351

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1231}}^1$

素因数の和:1263

約数の個数: 18

約数和(自身を含む): 2930928

約数和(自身を除く): 1058577

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1231, 1521, 3693, 11079, 16003, 48009, 144027, 208039, 624117, 1872351]

約数ペア:

[(1, 1872351), (3, 624117), (9, 208039), (13, 144027), (39, 48009), (117, 16003), (169, 11079), (507, 3693), (1231, 1521)]