31208475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{433}}^1$

素因数の和:508

約数の個数: 36

約数和(自身を含む): 53439288

約数和(自身を除く): 22230813

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 433, 465, 775, 961, 1299, 2165, 2325, 2883, 4805, 6495, 10825, 13423, 14415, 24025, 32475, 40269, 67115, 72075, 201345, 335575, 416113, 1006725, 1248339, 2080565, 6241695, 10402825, 31208475]

約数ペア:

[(1, 31208475), (3, 10402825), (5, 6241695), (15, 2080565), (25, 1248339), (31, 1006725), (75, 416113), (93, 335575), (155, 201345), (433, 72075), (465, 67115), (775, 40269), (961, 32475), (1299, 24025), (2165, 14415), (2325, 13423), (2883, 10825), (4805, 6495)]