85714221

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1\times {\mathrm{907}}^1$

素因数の和:1053

約数の個数: 24

約数和(自身を含む): 122652640

約数和(自身を除く): 36938419

約数列:

[1, 3, 17, 51, 109, 289, 327, 867, 907, 1853, 2721, 5559, 15419, 31501, 46257, 94503, 98863, 262123, 296589, 786369, 1680671, 5042013, 28571407, 85714221]

約数ペア:

[(1, 85714221), (3, 28571407), (17, 5042013), (51, 1680671), (109, 786369), (289, 296589), (327, 262123), (867, 98863), (907, 94503), (1853, 46257), (2721, 31501), (5559, 15419)]