143896257

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{77239}}^1$

素因数の和:77274

約数の個数: 20

約数和(自身を含む): 224304960

約数和(自身を除く): 80408703

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 77239, 231717, 695151, 1776497, 2085453, 5329491, 6256359, 15988473, 47965419, 143896257]

約数ペア:

[(1, 143896257), (3, 47965419), (9, 15988473), (23, 6256359), (27, 5329491), (69, 2085453), (81, 1776497), (207, 695151), (621, 231717), (1863, 77239)]