81125562

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{19913}}^1$

素因数の和:20022

約数の個数: 32

約数和(自身を含む): 187350912

約数和(自身を除く): 106225350

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 19913, 39826, 59739, 119478, 139391, 278782, 418173, 836346, 1931561, 3863122, 5794683, 11589366, 13520927, 27041854, 40562781, 81125562]

約数ペア:

[(1, 81125562), (2, 40562781), (3, 27041854), (6, 13520927), (7, 11589366), (14, 5794683), (21, 3863122), (42, 1931561), (97, 836346), (194, 418173), (291, 278782), (582, 139391), (679, 119478), (1358, 59739), (2037, 39826), (4074, 19913)]