173880999

素因数分解:

$3^4\times {\mathrm{421}}^1\times {\mathrm{5099}}^1$

素因数の和:5532

約数の個数: 20

約数和(自身を含む): 260416200

約数和(自身を除く): 86535201

約数列:

[1, 3, 9, 27, 81, 421, 1263, 3789, 5099, 11367, 15297, 34101, 45891, 137673, 413019, 2146679, 6440037, 19320111, 57960333, 173880999]

約数ペア:

[(1, 173880999), (3, 57960333), (9, 19320111), (27, 6440037), (81, 2146679), (421, 413019), (1263, 137673), (3789, 45891), (5099, 34101), (11367, 15297)]