66755721

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1\times {\mathrm{2347}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 93920000

約数和(自身を除く): 27164279

約数列:

[1, 3, 19, 57, 499, 1497, 2347, 7041, 9481, 28443, 44593, 133779, 1171153, 3513459, 22251907, 66755721]

約数ペア:

[(1, 66755721), (3, 22251907), (19, 3513459), (57, 1171153), (499, 133779), (1497, 44593), (2347, 28443), (7041, 9481)]