71387325

素因数分解:

$3^6\times 5^2\times {\mathrm{3917}}^1$

素因数の和:3945

約数の個数: 42

約数和(自身を含む): 132753594

約数和(自身を除く): 61366269

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 2025, 3645, 3917, 6075, 11751, 18225, 19585, 35253, 58755, 97925, 105759, 176265, 293775, 317277, 528795, 881325, 951831, 1586385, 2643975, 2855493, 4759155, 7931925, 14277465, 23795775, 71387325]

約数ペア:

[(1, 71387325), (3, 23795775), (5, 14277465), (9, 7931925), (15, 4759155), (25, 2855493), (27, 2643975), (45, 1586385), (75, 951831), (81, 881325), (135, 528795), (225, 317277), (243, 293775), (405, 176265), (675, 105759), (729, 97925), (1215, 58755), (2025, 35253), (3645, 19585), (3917, 18225), (6075, 11751)]