72918209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{27631}}^1$

素因数の和:27680

約数の個数: 16

約数和(自身を含む): 92843520

約数和(自身を除く): 19925311

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 27631, 193417, 359203, 801299, 2514421, 5609093, 10416887, 72918209]

約数ペア:

[(1, 72918209), (7, 10416887), (13, 5609093), (29, 2514421), (91, 801299), (203, 359203), (377, 193417), (2639, 27631)]