20220669

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6829}}^1$

素因数の和:6889

約数の個数: 24

約数和(自身を含む): 34095360

約数和(自身を除く): 13874691

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6829, 20487, 47803, 61461, 143409, 320963, 430227, 962889, 2246741, 2888667, 6740223, 20220669]

約数ペア:

[(1, 20220669), (3, 6740223), (7, 2888667), (9, 2246741), (21, 962889), (47, 430227), (63, 320963), (141, 143409), (329, 61461), (423, 47803), (987, 20487), (2961, 6829)]