8181369

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7669

約数の個数: 24

約数和(自身を含む): 14302080

約数和(自身を除く): 6120711

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 7639, 22917, 53473, 68751, 129863, 160419, 389589, 481257, 909041, 1168767, 2727123, 8181369]

約数ペア:

[(1, 8181369), (3, 2727123), (7, 1168767), (9, 909041), (17, 481257), (21, 389589), (51, 160419), (63, 129863), (119, 68751), (153, 53473), (357, 22917), (1071, 7639)]