8418825

素因数分解:

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

素因数の和:135

約数の個数: 72

約数和(自身を含む): 16713216

約数和(自身を除く): 8294391

約数列:

[1, 3, 5, 9, 15, 17, 25, 31, 45, 51, 71, 75, 85, 93, 153, 155, 213, 225, 255, 279, 355, 425, 465, 527, 639, 765, 775, 1065, 1207, 1275, 1395, 1581, 1775, 2201, 2325, 2635, 3195, 3621, 3825, 4743, 5325, 6035, 6603, 6975, 7905, 10863, 11005, 13175, 15975, 18105, 19809, 23715, 30175, 33015, 37417, 39525, 54315, 55025, 90525, 99045, 112251, 118575, 165075, 187085, 271575, 336753, 495225, 561255, 935425, 1683765, 2806275, 8418825]

約数ペア:

[(1, 8418825), (3, 2806275), (5, 1683765), (9, 935425), (15, 561255), (17, 495225), (25, 336753), (31, 271575), (45, 187085), (51, 165075), (71, 118575), (75, 112251), (85, 99045), (93, 90525), (153, 55025), (155, 54315), (213, 39525), (225, 37417), (255, 33015), (279, 30175), (355, 23715), (425, 19809), (465, 18105), (527, 15975), (639, 13175), (765, 11005), (775, 10863), (1065, 7905), (1207, 6975), (1275, 6603), (1395, 6035), (1581, 5325), (1775, 4743), (2201, 3825), (2325, 3621), (2635, 3195)]