30709826

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{367}}^1$

素因数の和:558

約数の個数: 32

約数和(自身を含む): 54405120

約数和(自身を除く): 23695294

約数列:

[1, 2, 7, 14, 43, 86, 139, 278, 301, 367, 602, 734, 973, 1946, 2569, 5138, 5977, 11954, 15781, 31562, 41839, 51013, 83678, 102026, 110467, 220934, 357091, 714182, 2193559, 4387118, 15354913, 30709826]

約数ペア:

[(1, 30709826), (2, 15354913), (7, 4387118), (14, 2193559), (43, 714182), (86, 357091), (139, 220934), (278, 110467), (301, 102026), (367, 83678), (602, 51013), (734, 41839), (973, 31562), (1946, 15781), (2569, 11954), (5138, 5977)]