77889843

素因数分解:

$3^4\times {\mathrm{137}}^1\times {\mathrm{7019}}^1$

素因数の和:7168

約数の個数: 20

約数和(自身を含む): 117219960

約数和(自身を除く): 39330117

約数列:

[1, 3, 9, 27, 81, 137, 411, 1233, 3699, 7019, 11097, 21057, 63171, 189513, 568539, 961603, 2884809, 8654427, 25963281, 77889843]

約数ペア:

[(1, 77889843), (3, 25963281), (9, 8654427), (27, 2884809), (81, 961603), (137, 568539), (411, 189513), (1233, 63171), (3699, 21057), (7019, 11097)]