25980273

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{23857}}^1$

素因数の和:23885

約数の個数: 18

約数和(自身を含む): 41250482

約数和(自身を除く): 15270209

約数列:

[1, 3, 9, 11, 33, 99, 121, 363, 1089, 23857, 71571, 214713, 262427, 787281, 2361843, 2886697, 8660091, 25980273]

約数ペア:

[(1, 25980273), (3, 8660091), (9, 2886697), (11, 2361843), (33, 787281), (99, 262427), (121, 214713), (363, 71571), (1089, 23857)]