12839757

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 20444160

約数和(自身を除く): 7604403

約数列:

[1, 3, 7, 21, 43, 59, 129, 177, 241, 301, 413, 723, 903, 1239, 1687, 2537, 5061, 7611, 10363, 14219, 17759, 31089, 42657, 53277, 72541, 99533, 217623, 298599, 611417, 1834251, 4279919, 12839757]

約数ペア:

[(1, 12839757), (3, 4279919), (7, 1834251), (21, 611417), (43, 298599), (59, 217623), (129, 99533), (177, 72541), (241, 53277), (301, 42657), (413, 31089), (723, 17759), (903, 14219), (1239, 10363), (1687, 7611), (2537, 5061)]