12621931

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 15099840

約数和(自身を除く): 2477909

約数列:

[1, 7, 29, 97, 203, 641, 679, 2813, 4487, 18589, 19691, 62177, 130123, 435239, 1803133, 12621931]

約数ペア:

[(1, 12621931), (7, 1803133), (29, 435239), (97, 130123), (203, 62177), (641, 19691), (679, 18589), (2813, 4487)]