173898171

素因数分解:

$3^4\times {\mathrm{389}}^1\times {\mathrm{5519}}^1$

素因数の和:5920

約数の個数: 20

約数和(自身を含む): 260488800

約数和(自身を除く): 86590629

約数列:

[1, 3, 9, 27, 81, 389, 1167, 3501, 5519, 10503, 16557, 31509, 49671, 149013, 447039, 2146891, 6440673, 19322019, 57966057, 173898171]

約数ペア:

[(1, 173898171), (3, 57966057), (9, 19322019), (27, 6440673), (81, 2146891), (389, 447039), (1167, 149013), (3501, 49671), (5519, 31509), (10503, 16557)]