12957995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{971}}^1$

素因数の和:1150

約数の個数: 16

約数和(自身を含む): 16586208

約数和(自身を除く): 3628213

約数列:

[1, 5, 17, 85, 157, 785, 971, 2669, 4855, 13345, 16507, 82535, 152447, 762235, 2591599, 12957995]

約数ペア:

[(1, 12957995), (5, 2591599), (17, 762235), (85, 152447), (157, 82535), (785, 16507), (971, 13345), (2669, 4855)]