28390968

素因数分解:

$2^3\times 3^2\times {\mathrm{394319}}^1$

素因数の和:394331

約数の個数: 24

約数和(自身を含む): 76892400

約数和(自身を除く): 48501432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 394319, 788638, 1182957, 1577276, 2365914, 3154552, 3548871, 4731828, 7097742, 9463656, 14195484, 28390968]

約数ペア:

[(1, 28390968), (2, 14195484), (3, 9463656), (4, 7097742), (6, 4731828), (8, 3548871), (9, 3154552), (12, 2365914), (18, 1577276), (24, 1182957), (36, 788638), (72, 394319)]