280802619

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{111829}}^1$

素因数の和:111872

約数の個数: 20

約数和(自身を含む): 433005760

約数和(自身を除く): 152203141

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 111829, 335487, 1006461, 3019383, 3466699, 9058149, 10400097, 31200291, 93600873, 280802619]

約数ペア:

[(1, 280802619), (3, 93600873), (9, 31200291), (27, 10400097), (31, 9058149), (81, 3466699), (93, 3019383), (279, 1006461), (837, 335487), (2511, 111829)]