28457885281

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{76147}}^1$

素因数の和:76453

約数の個数: 24

約数和(自身を含む): 34376253120

約数和(自身を除く): 5918367839

約数列:

[1, 7, 29, 49, 203, 263, 1421, 1841, 7627, 12887, 53389, 76147, 373723, 533029, 2208263, 3731203, 15457841, 20026661, 108204887, 140186627, 580773169, 981306389, 4065412183, 28457885281]

約数ペア:

[(1, 28457885281), (7, 4065412183), (29, 981306389), (49, 580773169), (203, 140186627), (263, 108204887), (1421, 20026661), (1841, 15457841), (7627, 3731203), (12887, 2208263), (53389, 533029), (76147, 373723)]