3981838

素因数分解:

$2^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{991}}^1$

素因数の和:1048

約数の個数: 24

約数和(自身を含む): 7124544

約数和(自身を除く): 3142706

約数列:

[1, 2, 7, 14, 41, 49, 82, 98, 287, 574, 991, 1982, 2009, 4018, 6937, 13874, 40631, 48559, 81262, 97118, 284417, 568834, 1990919, 3981838]

約数ペア:

[(1, 3981838), (2, 1990919), (7, 568834), (14, 284417), (41, 97118), (49, 81262), (82, 48559), (98, 40631), (287, 13874), (574, 6937), (991, 4018), (1982, 2009)]