66880492

素因数分解:

$2^2\times 7^2\times {\mathrm{341227}}^1$

素因数の和:341245

約数の個数: 18

約数和(自身を含む): 136149972

約数和(自身を除く): 69269480

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 341227, 682454, 1364908, 2388589, 4777178, 9554356, 16720123, 33440246, 66880492]

約数ペア:

[(1, 66880492), (2, 33440246), (4, 16720123), (7, 9554356), (14, 4777178), (28, 2388589), (49, 1364908), (98, 682454), (196, 341227)]