1639152963

素因数分解:

$3^3\times 7^1\times {\mathrm{8672767}}^1$

素因数の和:8672783

約数の個数: 16

約数和(自身を含む): 2775285760

約数和(自身を除く): 1136132797

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 8672767, 26018301, 60709369, 78054903, 182128107, 234164709, 546384321, 1639152963]

約数ペア:

[(1, 1639152963), (3, 546384321), (7, 234164709), (9, 182128107), (21, 78054903), (27, 60709369), (63, 26018301), (189, 8672767)]