72055413

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{2113}}^1$

素因数の和:2546

約数の個数: 20

約数和(自身を含む): 107945068

約数和(自身を除く): 35889655

約数列:

[1, 3, 9, 27, 81, 421, 1263, 2113, 3789, 6339, 11367, 19017, 34101, 57051, 171153, 889573, 2668719, 8006157, 24018471, 72055413]

約数ペア:

[(1, 72055413), (3, 24018471), (9, 8006157), (27, 2668719), (81, 889573), (421, 171153), (1263, 57051), (2113, 34101), (3789, 19017), (6339, 11367)]