51995277

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{20707}}^1$

素因数の和:20750

約数の個数: 20

約数和(自身を含む): 80181376

約数和(自身を除く): 28186099

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 20707, 62121, 186363, 559089, 641917, 1677267, 1925751, 5777253, 17331759, 51995277]

約数ペア:

[(1, 51995277), (3, 17331759), (9, 5777253), (27, 1925751), (31, 1677267), (81, 641917), (93, 559089), (279, 186363), (837, 62121), (2511, 20707)]