25413521

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^2$

素因数の和:221

約数の個数: 24

約数和(自身を含む): 32131584

約数和(自身を除く): 6718063

約数列:

[1, 7, 17, 31, 83, 119, 217, 527, 581, 1411, 2573, 3689, 6889, 9877, 18011, 43741, 48223, 117113, 213559, 306187, 819791, 1494913, 3630503, 25413521]

約数ペア:

[(1, 25413521), (7, 3630503), (17, 1494913), (31, 819791), (83, 306187), (119, 213559), (217, 117113), (527, 48223), (581, 43741), (1411, 18011), (2573, 9877), (3689, 6889)]