4187943

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:508

約数の個数: 20

約数和(自身を含む): 6316200

約数和(自身を除く): 2128257

約数列:

[1, 3, 9, 27, 81, 149, 347, 447, 1041, 1341, 3123, 4023, 9369, 12069, 28107, 51703, 155109, 465327, 1395981, 4187943]

約数ペア:

[(1, 4187943), (3, 1395981), (9, 465327), (27, 155109), (81, 51703), (149, 28107), (347, 12069), (447, 9369), (1041, 4023), (1341, 3123)]