978996907

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{67531}}^1$

素因数の和:67666

約数の個数: 16

約数和(自身を含む): 1188563200

約数和(自身を除く): 209566293

約数列:

[1, 7, 19, 109, 133, 763, 2071, 14497, 67531, 472717, 1283089, 7360879, 8981623, 51526153, 139856701, 978996907]

約数ペア:

[(1, 978996907), (7, 139856701), (19, 51526153), (109, 8981623), (133, 7360879), (763, 1283089), (2071, 472717), (14497, 67531)]