1390419

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{2239}}^1$

素因数の和:2271

約数の個数: 16

約数和(自身を含む): 2150400

約数和(自身を除く): 759981

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 2239, 6717, 20151, 51497, 60453, 154491, 463473, 1390419]

約数ペア:

[(1, 1390419), (3, 463473), (9, 154491), (23, 60453), (27, 51497), (69, 20151), (207, 6717), (621, 2239)]