13660347890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{27878261}}^1$

素因数の和:27878282

約数の個数: 24

約数和(自身を含む): 28603096812

約数和(自身を除く): 14942748922

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 27878261, 55756522, 139391305, 195147827, 278782610, 390295654, 975739135, 1366034789, 1951478270, 2732069578, 6830173945, 13660347890]

約数ペア:

[(1, 13660347890), (2, 6830173945), (5, 2732069578), (7, 1951478270), (10, 1366034789), (14, 975739135), (35, 390295654), (49, 278782610), (70, 195147827), (98, 139391305), (245, 55756522), (490, 27878261)]