66733965

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20887}}^1$

素因数の和:20969

約数の個数: 24

約数和(自身を含む): 117307008

約数和(自身を除く): 50573043

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 20887, 62661, 104435, 187983, 313305, 939915, 1482977, 4448931, 7414885, 13346793, 22244655, 66733965]

約数ペア:

[(1, 66733965), (3, 22244655), (5, 13346793), (9, 7414885), (15, 4448931), (45, 1482977), (71, 939915), (213, 313305), (355, 187983), (639, 104435), (1065, 62661), (3195, 20887)]