7668921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 32

約数和(自身を含む): 11975040

約数和(自身を除く): 4306119

約数列:

[1, 3, 13, 17, 39, 43, 51, 129, 221, 269, 559, 663, 731, 807, 1677, 2193, 3497, 4573, 9503, 10491, 11567, 13719, 28509, 34701, 59449, 150371, 178347, 196639, 451113, 589917, 2556307, 7668921]

約数ペア:

[(1, 7668921), (3, 2556307), (13, 589917), (17, 451113), (39, 196639), (43, 178347), (51, 150371), (129, 59449), (221, 34701), (269, 28509), (559, 13719), (663, 11567), (731, 10491), (807, 9503), (1677, 4573), (2193, 3497)]