72260321

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 84188160

約数和(自身を除く): 11927839

約数列:

[1, 7, 71, 347, 419, 497, 2429, 2933, 24637, 29749, 145393, 172459, 208243, 1017751, 10322903, 72260321]

約数ペア:

[(1, 72260321), (7, 10322903), (71, 1017751), (347, 208243), (419, 172459), (497, 145393), (2429, 29749), (2933, 24637)]