8156197

素因数分解:

$7^4\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 20

約数和(自身を含む): 9859520

約数和(自身を除く): 1703323

約数列:

[1, 7, 43, 49, 79, 301, 343, 553, 2107, 2401, 3397, 3871, 14749, 23779, 27097, 103243, 166453, 189679, 1165171, 8156197]

約数ペア:

[(1, 8156197), (7, 1165171), (43, 189679), (49, 166453), (79, 103243), (301, 27097), (343, 23779), (553, 14749), (2107, 3871), (2401, 3397)]