428045488

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1279}}^1\times {\mathrm{1609}}^1$

素因数の和:2909

約数の個数: 40

約数和(自身を含む): 894387200

約数和(自身を除く): 466341712

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1279, 1609, 2558, 3218, 5116, 6436, 10232, 12872, 16627, 20464, 20917, 25744, 33254, 41834, 66508, 83668, 133016, 167336, 266032, 334672, 2057911, 4115822, 8231644, 16463288, 26752843, 32926576, 53505686, 107011372, 214022744, 428045488]

約数ペア:

[(1, 428045488), (2, 214022744), (4, 107011372), (8, 53505686), (13, 32926576), (16, 26752843), (26, 16463288), (52, 8231644), (104, 4115822), (208, 2057911), (1279, 334672), (1609, 266032), (2558, 167336), (3218, 133016), (5116, 83668), (6436, 66508), (10232, 41834), (12872, 33254), (16627, 25744), (20464, 20917)]