297888975

素因数分解:

$3^3\times 5^2\times {\mathrm{223}}^1\times {\mathrm{1979}}^1$

素因数の和:2221

約数の個数: 48

約数和(自身を含む): 549964800

約数和(自身を除く): 252075825

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 223, 225, 669, 675, 1115, 1979, 2007, 3345, 5575, 5937, 6021, 9895, 10035, 16725, 17811, 29685, 30105, 49475, 50175, 53433, 89055, 148425, 150525, 267165, 441317, 445275, 1323951, 1335825, 2206585, 3971853, 6619755, 11032925, 11915559, 19859265, 33098775, 59577795, 99296325, 297888975]

約数ペア:

[(1, 297888975), (3, 99296325), (5, 59577795), (9, 33098775), (15, 19859265), (25, 11915559), (27, 11032925), (45, 6619755), (75, 3971853), (135, 2206585), (223, 1335825), (225, 1323951), (669, 445275), (675, 441317), (1115, 267165), (1979, 150525), (2007, 148425), (3345, 89055), (5575, 53433), (5937, 50175), (6021, 49475), (9895, 30105), (10035, 29685), (16725, 17811)]