74286009

素因数分解:

$3^2\times 7^2\times {\mathrm{168449}}^1$

素因数の和:168469

約数の個数: 18

約数和(自身を含む): 124821450

約数和(自身を除く): 50535441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 168449, 505347, 1179143, 1516041, 3537429, 8254001, 10612287, 24762003, 74286009]

約数ペア:

[(1, 74286009), (3, 24762003), (7, 10612287), (9, 8254001), (21, 3537429), (49, 1516041), (63, 1179143), (147, 505347), (441, 168449)]