16848765

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 31030272

約数和(自身を除く): 14181507

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 73, 115, 207, 219, 223, 345, 365, 657, 669, 1035, 1095, 1115, 1679, 2007, 3285, 3345, 5037, 5129, 8395, 10035, 15111, 15387, 16279, 25185, 25645, 46161, 48837, 75555, 76935, 81395, 146511, 230805, 244185, 374417, 732555, 1123251, 1872085, 3369753, 5616255, 16848765]

約数ペア:

[(1, 16848765), (3, 5616255), (5, 3369753), (9, 1872085), (15, 1123251), (23, 732555), (45, 374417), (69, 244185), (73, 230805), (115, 146511), (207, 81395), (219, 76935), (223, 75555), (345, 48837), (365, 46161), (657, 25645), (669, 25185), (1035, 16279), (1095, 15387), (1115, 15111), (1679, 10035), (2007, 8395), (3285, 5129), (3345, 5037)]