66639669

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{2777}}^1$

素因数の和:3220

約数の個数: 16

約数和(自身を含む): 93785280

約数和(自身を除く): 27145611

約数列:

[1, 3, 19, 57, 421, 1263, 2777, 7999, 8331, 23997, 52763, 158289, 1169117, 3507351, 22213223, 66639669]

約数ペア:

[(1, 66639669), (3, 22213223), (19, 3507351), (57, 1169117), (421, 158289), (1263, 52763), (2777, 23997), (7999, 8331)]