71923545

素因数分解:

$3^4\times 5^1\times {\mathrm{177589}}^1$

素因数の和:177606

約数の個数: 20

約数和(自身を含む): 128930340

約数和(自身を除く): 57006795

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 177589, 532767, 887945, 1598301, 2663835, 4794903, 7991505, 14384709, 23974515, 71923545]

約数ペア:

[(1, 71923545), (3, 23974515), (5, 14384709), (9, 7991505), (15, 4794903), (27, 2663835), (45, 1598301), (81, 887945), (135, 532767), (405, 177589)]