420111021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{748861}}^1$

素因数の和:748892

約数の個数: 16

約数和(自身を含む): 647016768

約数和(自身を除く): 226905747

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 748861, 2246583, 8237471, 12730637, 24712413, 38191911, 140037007, 420111021]

約数ペア:

[(1, 420111021), (3, 140037007), (11, 38191911), (17, 24712413), (33, 12730637), (51, 8237471), (187, 2246583), (561, 748861)]