81006242

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{9781}}^1$

素因数の和:9925

約数の個数: 16

約数和(自身を含む): 125718264

約数和(自身を除く): 44712022

約数列:

[1, 2, 41, 82, 101, 202, 4141, 8282, 9781, 19562, 401021, 802042, 987881, 1975762, 40503121, 81006242]

約数ペア:

[(1, 81006242), (2, 40503121), (41, 1975762), (82, 987881), (101, 802042), (202, 401021), (4141, 19562), (8282, 9781)]