31533215

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 47721312

約数和(自身を除く): 16188097

約数列:

[1, 5, 7, 17, 35, 49, 67, 85, 113, 119, 245, 335, 469, 565, 595, 791, 833, 1139, 1921, 2345, 3283, 3955, 4165, 5537, 5695, 7571, 7973, 9605, 13447, 16415, 27685, 37855, 39865, 52997, 55811, 67235, 94129, 128707, 264985, 279055, 370979, 470645, 643535, 900949, 1854895, 4504745, 6306643, 31533215]

約数ペア:

[(1, 31533215), (5, 6306643), (7, 4504745), (17, 1854895), (35, 900949), (49, 643535), (67, 470645), (85, 370979), (113, 279055), (119, 264985), (245, 128707), (335, 94129), (469, 67235), (565, 55811), (595, 52997), (791, 39865), (833, 37855), (1139, 27685), (1921, 16415), (2345, 13447), (3283, 9605), (3955, 7973), (4165, 7571), (5537, 5695)]