78834434

素因数分解:

$2^1\times 7^4\times {\mathrm{16417}}^1$

素因数の和:16447

約数の個数: 20

約数和(自身を含む): 137960454

約数和(自身を除く): 59126020

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 16417, 32834, 114919, 229838, 804433, 1608866, 5631031, 11262062, 39417217, 78834434]

約数ペア:

[(1, 78834434), (2, 39417217), (7, 11262062), (14, 5631031), (49, 1608866), (98, 804433), (343, 229838), (686, 114919), (2401, 32834), (4802, 16417)]