87181432

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1867}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 176526000

約数和(自身を除く): 89344568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 449, 898, 1796, 1867, 3592, 3734, 5837, 7468, 11674, 14936, 23348, 24271, 46696, 48542, 97084, 194168, 838283, 1676566, 3353132, 6706264, 10897679, 21795358, 43590716, 87181432]

約数ペア:

[(1, 87181432), (2, 43590716), (4, 21795358), (8, 10897679), (13, 6706264), (26, 3353132), (52, 1676566), (104, 838283), (449, 194168), (898, 97084), (1796, 48542), (1867, 46696), (3592, 24271), (3734, 23348), (5837, 14936), (7468, 11674)]