86991595

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{19483}}^1$

素因数の和:19554

約数の個数: 16

約数和(自身を含む): 112227840

約数和(自身を除く): 25236245

約数列:

[1, 5, 19, 47, 95, 235, 893, 4465, 19483, 97415, 370177, 915701, 1850885, 4578505, 17398319, 86991595]

約数ペア:

[(1, 86991595), (5, 17398319), (19, 4578505), (47, 1850885), (95, 915701), (235, 370177), (893, 97415), (4465, 19483)]