137958340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{530609}}^1$

素因数の和:530631

約数の個数: 24

約数和(自身を含む): 311998680

約数和(自身を除く): 174040340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 530609, 1061218, 2122436, 2653045, 5306090, 6897917, 10612180, 13795834, 27591668, 34489585, 68979170, 137958340]

約数ペア:

[(1, 137958340), (2, 68979170), (4, 34489585), (5, 27591668), (10, 13795834), (13, 10612180), (20, 6897917), (26, 5306090), (52, 2653045), (65, 2122436), (130, 1061218), (260, 530609)]