25828101

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{16981}}^1$

素因数の和:17013

約数の個数: 18

約数和(自身を含む): 40400178

約数和(自身を除く): 14572077

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 16981, 50943, 152829, 220753, 662259, 1986777, 2869789, 8609367, 25828101]

約数ペア:

[(1, 25828101), (3, 8609367), (9, 2869789), (13, 1986777), (39, 662259), (117, 220753), (169, 152829), (507, 50943), (1521, 16981)]