87620204

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{7433}}^1$

素因数の和:7865

約数の個数: 24

約数和(自身を含む): 175680288

約数和(自身を除く): 88060084

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 7433, 11788, 14866, 29732, 52031, 104062, 208124, 3129293, 6258586, 12517172, 21905051, 43810102, 87620204]

約数ペア:

[(1, 87620204), (2, 43810102), (4, 21905051), (7, 12517172), (14, 6258586), (28, 3129293), (421, 208124), (842, 104062), (1684, 52031), (2947, 29732), (5894, 14866), (7433, 11788)]