245870547

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{23971}}^1$

素因数の和:24250

約数の個数: 16

約数和(自身を含む): 354402048

約数和(自身を除く): 108531501

約数列:

[1, 3, 13, 39, 263, 789, 3419, 10257, 23971, 71913, 311623, 934869, 6304373, 18913119, 81956849, 245870547]

約数ペア:

[(1, 245870547), (3, 81956849), (13, 18913119), (39, 6304373), (263, 934869), (789, 311623), (3419, 71913), (10257, 23971)]