207828299

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{17683}}^1$

素因数の和:17786

約数の個数: 16

約数和(自身を含む): 251254272

約数和(自身を除く): 43425973

約数列:

[1, 7, 23, 73, 161, 511, 1679, 11753, 17683, 123781, 406709, 1290859, 2846963, 9036013, 29689757, 207828299]

約数ペア:

[(1, 207828299), (7, 29689757), (23, 9036013), (73, 2846963), (161, 1290859), (511, 406709), (1679, 123781), (11753, 17683)]