81345838

素因数分解:

$2^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{25373}}^1$

素因数の和:25611

約数の個数: 16

約数和(自身を含む): 140064480

約数和(自身を除く): 58718642

約数列:

[1, 2, 7, 14, 229, 458, 1603, 3206, 25373, 50746, 177611, 355222, 5810417, 11620834, 40672919, 81345838]

約数ペア:

[(1, 81345838), (2, 40672919), (7, 11620834), (14, 5810417), (229, 355222), (458, 177611), (1603, 50746), (3206, 25373)]