3378141

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2253

約数の個数: 18

約数和(自身を含む): 5286138

約数和(自身を除く): 1907997

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 2221, 6663, 19989, 28873, 86619, 259857, 375349, 1126047, 3378141]

約数ペア:

[(1, 3378141), (3, 1126047), (9, 375349), (13, 259857), (39, 86619), (117, 28873), (169, 19989), (507, 6663), (1521, 2221)]