31326155

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 48334080

約数和(自身を除く): 17007925

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 163, 289, 323, 595, 665, 815, 1141, 1445, 1615, 2023, 2261, 2771, 3097, 5491, 5705, 10115, 11305, 13855, 15485, 19397, 21679, 27455, 38437, 47107, 52649, 96985, 108395, 192185, 235535, 263245, 329749, 368543, 895033, 1648745, 1842715, 4475165, 6265231, 31326155]

約数ペア:

[(1, 31326155), (5, 6265231), (7, 4475165), (17, 1842715), (19, 1648745), (35, 895033), (85, 368543), (95, 329749), (119, 263245), (133, 235535), (163, 192185), (289, 108395), (323, 96985), (595, 52649), (665, 47107), (815, 38437), (1141, 27455), (1445, 21679), (1615, 19397), (2023, 15485), (2261, 13855), (2771, 11305), (3097, 10115), (5491, 5705)]