217966198723

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{7297}}^1\times {\mathrm{328249}}^1$

素因数の和:335566

約数の個数: 16

約数和(自身を含む): 268303672000

約数和(自身を除く): 50337473277

約数列:

[1, 7, 13, 91, 7297, 51079, 94861, 328249, 664027, 2297743, 4267237, 29870659, 2395232953, 16766630671, 31138028389, 217966198723]

約数ペア:

[(1, 217966198723), (7, 31138028389), (13, 16766630671), (91, 2395232953), (7297, 29870659), (51079, 4267237), (94861, 2297743), (328249, 664027)]