165406087

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1583}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 218972160

約数和(自身を除く): 53566073

約数列:

[1, 7, 11, 23, 59, 77, 161, 253, 413, 649, 1357, 1583, 1771, 4543, 9499, 11081, 14927, 17413, 36409, 93397, 104489, 121891, 254863, 400499, 653779, 1027367, 2148131, 2803493, 7191569, 15036917, 23629441, 165406087]

約数ペア:

[(1, 165406087), (7, 23629441), (11, 15036917), (23, 7191569), (59, 2803493), (77, 2148131), (161, 1027367), (253, 653779), (413, 400499), (649, 254863), (1357, 121891), (1583, 104489), (1771, 93397), (4543, 36409), (9499, 17413), (11081, 14927)]