728818048

素因数分解:

$2^7\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4129}}^1$

素因数の和:4347

約数の個数: 64

約数和(自身を含む): 1668189600

約数和(自身を除く): 939371552

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 197, 224, 394, 448, 788, 896, 1379, 1576, 2758, 3152, 4129, 5516, 6304, 8258, 11032, 12608, 16516, 22064, 25216, 28903, 33032, 44128, 57806, 66064, 88256, 115612, 132128, 176512, 231224, 264256, 462448, 528512, 813413, 924896, 1626826, 1849792, 3253652, 3699584, 5693891, 6507304, 11387782, 13014608, 22775564, 26029216, 45551128, 52058432, 91102256, 104116864, 182204512, 364409024, 728818048]

約数ペア:

[(1, 728818048), (2, 364409024), (4, 182204512), (7, 104116864), (8, 91102256), (14, 52058432), (16, 45551128), (28, 26029216), (32, 22775564), (56, 13014608), (64, 11387782), (112, 6507304), (128, 5693891), (197, 3699584), (224, 3253652), (394, 1849792), (448, 1626826), (788, 924896), (896, 813413), (1379, 528512), (1576, 462448), (2758, 264256), (3152, 231224), (4129, 176512), (5516, 132128), (6304, 115612), (8258, 88256), (11032, 66064), (12608, 57806), (16516, 44128), (22064, 33032), (25216, 28903)]