289341927

素因数分解:

$3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{35059}}^1$

素因数の和:35203

約数の個数: 24

約数和(自身を含む): 481303680

約数和(自身を除く): 191961753

約数列:

[1, 3, 7, 9, 21, 63, 131, 393, 917, 1179, 2751, 8253, 35059, 105177, 245413, 315531, 736239, 2208717, 4592729, 13778187, 32149103, 41334561, 96447309, 289341927]

約数ペア:

[(1, 289341927), (3, 96447309), (7, 41334561), (9, 32149103), (21, 13778187), (63, 4592729), (131, 2208717), (393, 736239), (917, 315531), (1179, 245413), (2751, 105177), (8253, 35059)]