215702433

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{85903}}^1$

素因数の和:85946

約数の個数: 20

約数和(自身を含む): 332620288

約数和(自身を除く): 116917855

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 85903, 257709, 773127, 2319381, 2662993, 6958143, 7988979, 23966937, 71900811, 215702433]

約数ペア:

[(1, 215702433), (3, 71900811), (9, 23966937), (27, 7988979), (31, 6958143), (81, 2662993), (93, 2319381), (279, 773127), (837, 257709), (2511, 85903)]