198013361

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{2269}}^1$

素因数の和:2433

約数の個数: 24

約数和(自身を含む): 249981480

約数和(自身を除く): 51968119

約数列:

[1, 7, 13, 49, 91, 137, 637, 959, 1781, 2269, 6713, 12467, 15883, 29497, 87269, 111181, 206479, 310853, 1445353, 2175971, 4041089, 15231797, 28287623, 198013361]

約数ペア:

[(1, 198013361), (7, 28287623), (13, 15231797), (49, 4041089), (91, 2175971), (137, 1445353), (637, 310853), (959, 206479), (1781, 111181), (2269, 87269), (6713, 29497), (12467, 15883)]