81900938

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{44657}}^1$

素因数の和:44797

約数の個数: 16

約数和(自身を含む): 141476544

約数和(自身を除く): 59575606

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 44657, 89314, 312599, 625198, 5850067, 11700134, 40950469, 81900938]

約数ペア:

[(1, 81900938), (2, 40950469), (7, 11700134), (14, 5850067), (131, 625198), (262, 312599), (917, 89314), (1834, 44657)]