25778493

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{24481}}^1$

素因数の和:24506

約数の個数: 20

約数和(自身を含む): 41472508

約数和(自身を除く): 15694015

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 24481, 73443, 220329, 318253, 660987, 954759, 1982961, 2864277, 8592831, 25778493]

約数ペア:

[(1, 25778493), (3, 8592831), (9, 2864277), (13, 1982961), (27, 954759), (39, 660987), (81, 318253), (117, 220329), (351, 73443), (1053, 24481)]