278852444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{64609}}^1$

素因数の和:64709

約数の個数: 24

約数和(自身を含む): 531869520

約数和(自身を除く): 253017076

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 64609, 129218, 258436, 839917, 1679834, 3359668, 5362547, 10725094, 21450188, 69713111, 139426222, 278852444]

約数ペア:

[(1, 278852444), (2, 139426222), (4, 69713111), (13, 21450188), (26, 10725094), (52, 5362547), (83, 3359668), (166, 1679834), (332, 839917), (1079, 258436), (2158, 129218), (4316, 64609)]