90030206

素因数分解:

$2^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{20947}}^1$

素因数の和:21263

約数の個数: 16

約数和(自身を含む): 154847616

約数和(自身を除く): 64817410

約数列:

[1, 2, 7, 14, 307, 614, 2149, 4298, 20947, 41894, 146629, 293258, 6430729, 12861458, 45015103, 90030206]

約数ペア:

[(1, 90030206), (2, 45015103), (7, 12861458), (14, 6430729), (307, 293258), (614, 146629), (2149, 41894), (4298, 20947)]