1245989816

素因数分解:

$2^3\times {\mathrm{2213}}^1\times {\mathrm{70379}}^1$

素因数の和:72598

約数の個数: 16

約数和(自身を含む): 2337319800

約数和(自身を除く): 1091329984

約数列:

[1, 2, 4, 8, 2213, 4426, 8852, 17704, 70379, 140758, 281516, 563032, 155748727, 311497454, 622994908, 1245989816]

約数ペア:

[(1, 1245989816), (2, 622994908), (4, 311497454), (8, 155748727), (2213, 563032), (4426, 281516), (8852, 140758), (17704, 70379)]