9981279

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4801}}^1$

素因数の和:4828

約数の個数: 32

約数和(自身を含む): 18439680

約数和(自身を除く): 8458401

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 189, 231, 297, 693, 2079, 4801, 14403, 33607, 43209, 52811, 100821, 129627, 158433, 302463, 369677, 475299, 907389, 1109031, 1425897, 3327093, 9981279]

約数ペア:

[(1, 9981279), (3, 3327093), (7, 1425897), (9, 1109031), (11, 907389), (21, 475299), (27, 369677), (33, 302463), (63, 158433), (77, 129627), (99, 100821), (189, 52811), (231, 43209), (297, 33607), (693, 14403), (2079, 4801)]