71037729

素因数分解:

$3^4\times 7^1\times {\mathrm{125287}}^1$

素因数の和:125306

約数の個数: 20

約数和(自身を含む): 121278784

約数和(自身を除く): 50241055

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 125287, 375861, 877009, 1127583, 2631027, 3382749, 7893081, 10148247, 23679243, 71037729]

約数ペア:

[(1, 71037729), (3, 23679243), (7, 10148247), (9, 7893081), (21, 3382749), (27, 2631027), (63, 1127583), (81, 877009), (189, 375861), (567, 125287)]