30918643

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 39203840

約数和(自身を除く): 8285197

約数列:

[1, 7, 19, 37, 61, 103, 133, 259, 427, 703, 721, 1159, 1957, 2257, 3811, 4921, 6283, 8113, 13699, 15799, 26677, 42883, 43981, 72409, 119377, 232471, 300181, 506863, 835639, 1627297, 4416949, 30918643]

約数ペア:

[(1, 30918643), (7, 4416949), (19, 1627297), (37, 835639), (61, 506863), (103, 300181), (133, 232471), (259, 119377), (427, 72409), (703, 43981), (721, 42883), (1159, 26677), (1957, 15799), (2257, 13699), (3811, 8113), (4921, 6283)]