81832639

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3919}}^1$

素因数の和:4102

約数の個数: 16

約数和(自身を含む): 99097600

約数和(自身を除く): 17264961

約数列:

[1, 7, 19, 133, 157, 1099, 2983, 3919, 20881, 27433, 74461, 521227, 615283, 4306981, 11690377, 81832639]

約数ペア:

[(1, 81832639), (7, 11690377), (19, 4306981), (133, 615283), (157, 521227), (1099, 74461), (2983, 27433), (3919, 20881)]