86991604

素因数分解:

$2^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{13567}}^1$

素因数の和:13807

約数の個数: 24

約数和(自身を含む): 174755840

約数和(自身を除く): 87764236

約数列:

[1, 2, 4, 7, 14, 28, 229, 458, 916, 1603, 3206, 6412, 13567, 27134, 54268, 94969, 189938, 379876, 3106843, 6213686, 12427372, 21747901, 43495802, 86991604]

約数ペア:

[(1, 86991604), (2, 43495802), (4, 21747901), (7, 12427372), (14, 6213686), (28, 3106843), (229, 379876), (458, 189938), (916, 94969), (1603, 54268), (3206, 27134), (6412, 13567)]