31672785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4283}}^1$

素因数の和:4337

約数の個数: 32

約数和(自身を含む): 55520640

約数和(自身を除く): 23847855

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 4283, 7395, 12849, 21415, 64245, 72811, 124207, 218433, 364055, 372621, 621035, 1092165, 1863105, 2111519, 6334557, 10557595, 31672785]

約数ペア:

[(1, 31672785), (3, 10557595), (5, 6334557), (15, 2111519), (17, 1863105), (29, 1092165), (51, 621035), (85, 372621), (87, 364055), (145, 218433), (255, 124207), (435, 72811), (493, 64245), (1479, 21415), (2465, 12849), (4283, 7395)]