1290042008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{9485603}}^1$

素因数の和:9485626

約数の個数: 16

約数和(自身を含む): 2561113080

約数和(自身を除く): 1271071072

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 9485603, 18971206, 37942412, 75884824, 161255251, 322510502, 645021004, 1290042008]

約数ペア:

[(1, 1290042008), (2, 645021004), (4, 322510502), (8, 161255251), (17, 75884824), (34, 37942412), (68, 18971206), (136, 9485603)]