77893407

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{16871}}^1$

素因数の和:16905

約数の個数: 24

約数和(自身を含む): 122828160

約数和(自身を除く): 44934753

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4617, 16871, 50613, 151839, 320549, 455517, 961647, 1366551, 2884941, 4099653, 8654823, 25964469, 77893407]

約数ペア:

[(1, 77893407), (3, 25964469), (9, 8654823), (19, 4099653), (27, 2884941), (57, 1366551), (81, 961647), (171, 455517), (243, 320549), (513, 151839), (1539, 50613), (4617, 16871)]