217794206

素因数分解:

$2^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{61979}}^1$

素因数の和:62239

約数の個数: 16

約数和(自身を含む): 374855040

約数和(自身を除く): 157060834

約数列:

[1, 2, 7, 14, 251, 502, 1757, 3514, 61979, 123958, 433853, 867706, 15556729, 31113458, 108897103, 217794206]

約数ペア:

[(1, 217794206), (2, 108897103), (7, 31113458), (14, 15556729), (251, 867706), (502, 433853), (1757, 123958), (3514, 61979)]