1683765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 3234816

約数和(自身を除く): 1551051

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 71, 85, 93, 153, 155, 213, 255, 279, 355, 465, 527, 639, 765, 1065, 1207, 1395, 1581, 2201, 2635, 3195, 3621, 4743, 6035, 6603, 7905, 10863, 11005, 18105, 19809, 23715, 33015, 37417, 54315, 99045, 112251, 187085, 336753, 561255, 1683765]

約数ペア:

[(1, 1683765), (3, 561255), (5, 336753), (9, 187085), (15, 112251), (17, 99045), (31, 54315), (45, 37417), (51, 33015), (71, 23715), (85, 19809), (93, 18105), (153, 11005), (155, 10863), (213, 7905), (255, 6603), (279, 6035), (355, 4743), (465, 3621), (527, 3195), (639, 2635), (765, 2201), (1065, 1581), (1207, 1395)]