28079208

素因数分解:

$2^3\times 3^2\times {\mathrm{389989}}^1$

素因数の和:390001

約数の個数: 24

約数和(自身を含む): 76048050

約数和(自身を除く): 47968842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389989, 779978, 1169967, 1559956, 2339934, 3119912, 3509901, 4679868, 7019802, 9359736, 14039604, 28079208]

約数ペア:

[(1, 28079208), (2, 14039604), (3, 9359736), (4, 7019802), (6, 4679868), (8, 3509901), (9, 3119912), (12, 2339934), (18, 1559956), (24, 1169967), (36, 779978), (72, 389989)]