30706879

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{193}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 38216448

約数和(自身を除く): 7509569

約数列:

[1, 7, 17, 49, 119, 191, 193, 833, 1337, 1351, 3247, 3281, 9359, 9457, 22729, 22967, 36863, 159103, 160769, 258041, 626671, 1806287, 4386697, 30706879]

約数ペア:

[(1, 30706879), (7, 4386697), (17, 1806287), (49, 626671), (119, 258041), (191, 160769), (193, 159103), (833, 36863), (1337, 22967), (1351, 22729), (3247, 9457), (3281, 9359)]