71426859

素因数分解:

$3^1\times 7^2\times {\mathrm{647}}^1\times {\mathrm{751}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 111103488

約数和(自身を除く): 39676629

約数列:

[1, 3, 7, 21, 49, 147, 647, 751, 1941, 2253, 4529, 5257, 13587, 15771, 31703, 36799, 95109, 110397, 485897, 1457691, 3401279, 10203837, 23808953, 71426859]

約数ペア:

[(1, 71426859), (3, 23808953), (7, 10203837), (21, 3401279), (49, 1457691), (147, 485897), (647, 110397), (751, 95109), (1941, 36799), (2253, 31703), (4529, 15771), (5257, 13587)]