278312632

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{11197}}^1$

素因数の和:11455

約数の個数: 32

約数和(自身を含む): 564379200

約数和(自身を除く): 286066568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 956, 1912, 3107, 6214, 11197, 12428, 22394, 24856, 44788, 89576, 145561, 291122, 582244, 1164488, 2676083, 5352166, 10704332, 21408664, 34789079, 69578158, 139156316, 278312632]

約数ペア:

[(1, 278312632), (2, 139156316), (4, 69578158), (8, 34789079), (13, 21408664), (26, 10704332), (52, 5352166), (104, 2676083), (239, 1164488), (478, 582244), (956, 291122), (1912, 145561), (3107, 89576), (6214, 44788), (11197, 24856), (12428, 22394)]