81976132

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{22349}}^1$

素因数の和:22491

約数の個数: 24

約数和(自身を含む): 165211200

約数和(自身を除く): 83235068

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 22349, 44698, 89396, 156443, 312886, 625772, 2927719, 5855438, 11710876, 20494033, 40988066, 81976132]

約数ペア:

[(1, 81976132), (2, 40988066), (4, 20494033), (7, 11710876), (14, 5855438), (28, 2927719), (131, 625772), (262, 312886), (524, 156443), (917, 89396), (1834, 44698), (3668, 22349)]