66879639

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{929}}^1$

素因数の和:1375

約数の個数: 24

約数和(自身を含む): 102039600

約数和(自身を除く): 35159961

約数列:

[1, 3, 9, 19, 57, 171, 421, 929, 1263, 2787, 3789, 7999, 8361, 17651, 23997, 52953, 71991, 158859, 391109, 1173327, 3519981, 7431071, 22293213, 66879639]

約数ペア:

[(1, 66879639), (3, 22293213), (9, 7431071), (19, 3519981), (57, 1173327), (171, 391109), (421, 158859), (929, 71991), (1263, 52953), (2787, 23997), (3789, 17651), (7999, 8361)]