31020325

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10427}}^1$

素因数の和:10461

約数の個数: 24

約数和(自身を含む): 46550592

約数和(自身を除く): 15530267

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 10427, 52135, 72989, 177259, 260675, 364945, 886295, 1240813, 1824725, 4431475, 6204065, 31020325]

約数ペア:

[(1, 31020325), (5, 6204065), (7, 4431475), (17, 1824725), (25, 1240813), (35, 886295), (85, 364945), (119, 260675), (175, 177259), (425, 72989), (595, 52135), (2975, 10427)]