15880527

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{135731}}^1$

素因数の和:135750

約数の個数: 12

約数和(自身を含む): 24703224

約数和(自身を除く): 8822697

約数列:

[1, 3, 9, 13, 39, 117, 135731, 407193, 1221579, 1764503, 5293509, 15880527]

約数ペア:

[(1, 15880527), (3, 5293509), (9, 1764503), (13, 1221579), (39, 407193), (117, 135731)]