127967769

素因数分解:

$3^4\times {\mathrm{457}}^1\times {\mathrm{3457}}^1$

素因数の和:3926

約数の個数: 20

約数和(自身を含む): 191635444

約数和(自身を除く): 63667675

約数列:

[1, 3, 9, 27, 81, 457, 1371, 3457, 4113, 10371, 12339, 31113, 37017, 93339, 280017, 1579849, 4739547, 14218641, 42655923, 127967769]

約数ペア:

[(1, 127967769), (3, 42655923), (9, 14218641), (27, 4739547), (81, 1579849), (457, 280017), (1371, 93339), (3457, 37017), (4113, 31113), (10371, 12339)]