289173633

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{133691}}^1$

素因数の和:133804

約数の個数: 16

約数和(自身を含む): 444926976

約数和(自身を除く): 155753343

約数列:

[1, 3, 7, 21, 103, 309, 721, 2163, 133691, 401073, 935837, 2807511, 13770173, 41310519, 96391211, 289173633]

約数ペア:

[(1, 289173633), (3, 96391211), (7, 41310519), (21, 13770173), (103, 2807511), (309, 935837), (721, 401073), (2163, 133691)]