1668537

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{1097}}^1$

素因数の和:1129

約数の個数: 18

約数和(自身を含む): 2612142

約数和(自身を除く): 943605

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1097, 1521, 3291, 9873, 14261, 42783, 128349, 185393, 556179, 1668537]

約数ペア:

[(1, 1668537), (3, 556179), (9, 185393), (13, 128349), (39, 42783), (117, 14261), (169, 9873), (507, 3291), (1097, 1521)]