28474803

素因数分解:

$3^2\times 7^1\times {\mathrm{359}}^1\times {\mathrm{1259}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 47174400

約数和(自身を除く): 18699597

約数列:

[1, 3, 7, 9, 21, 63, 359, 1077, 1259, 2513, 3231, 3777, 7539, 8813, 11331, 22617, 26439, 79317, 451981, 1355943, 3163867, 4067829, 9491601, 28474803]

約数ペア:

[(1, 28474803), (3, 9491601), (7, 4067829), (9, 3163867), (21, 1355943), (63, 451981), (359, 79317), (1077, 26439), (1259, 22617), (2513, 11331), (3231, 8813), (3777, 7539)]