28139592

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90191}}^1$

素因数の和:90213

約数の個数: 32

約数和(自身を含む): 75761280

約数和(自身を除く): 47621688

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90191, 180382, 270573, 360764, 541146, 721528, 1082292, 1172483, 2164584, 2344966, 3517449, 4689932, 7034898, 9379864, 14069796, 28139592]

約数ペア:

[(1, 28139592), (2, 14069796), (3, 9379864), (4, 7034898), (6, 4689932), (8, 3517449), (12, 2344966), (13, 2164584), (24, 1172483), (26, 1082292), (39, 721528), (52, 541146), (78, 360764), (104, 270573), (156, 180382), (312, 90191)]