8427429

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 13248000

約数和(自身を除く): 4820571

約数列:

[1, 3, 9, 27, 29, 47, 87, 141, 229, 261, 423, 687, 783, 1269, 1363, 2061, 4089, 6183, 6641, 10763, 12267, 19923, 32289, 36801, 59769, 96867, 179307, 290601, 312127, 936381, 2809143, 8427429]

約数ペア:

[(1, 8427429), (3, 2809143), (9, 936381), (27, 312127), (29, 290601), (47, 179307), (87, 96867), (141, 59769), (229, 36801), (261, 32289), (423, 19923), (687, 12267), (783, 10763), (1269, 6641), (1363, 6183), (2061, 4089)]