71390721

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{7669}}^1$

素因数の和:7808

約数の個数: 16

約数和(自身を含む): 99403200

約数和(自身を除く): 28012479

約数列:

[1, 3, 29, 87, 107, 321, 3103, 7669, 9309, 23007, 222401, 667203, 820583, 2461749, 23796907, 71390721]

約数ペア:

[(1, 71390721), (3, 23796907), (29, 2461749), (87, 820583), (107, 667203), (321, 222401), (3103, 23007), (7669, 9309)]