72770321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{947}}^1$

素因数の和:1240

約数の個数: 16

約数和(自身を含む): 82180224

約数和(自身を除く): 9409903

約数列:

[1, 13, 23, 257, 299, 947, 3341, 5911, 12311, 21781, 76843, 243379, 283153, 3163927, 5597717, 72770321]

約数ペア:

[(1, 72770321), (13, 5597717), (23, 3163927), (257, 283153), (299, 243379), (947, 76843), (3341, 21781), (5911, 12311)]