438009

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 686784

約数和(自身を除く): 248775

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 1021, 3063, 11231, 13273, 33693, 39819, 146003, 438009]

約数ペア:

[(1, 438009), (3, 146003), (11, 39819), (13, 33693), (33, 13273), (39, 11231), (143, 3063), (429, 1021)]