7969227

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19973}}^1$

素因数の和:20002

約数の個数: 16

約数和(自身を含む): 12783360

約数和(自身を除く): 4814133

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 19973, 59919, 139811, 379487, 419433, 1138461, 2656409, 7969227]

約数ペア:

[(1, 7969227), (3, 2656409), (7, 1138461), (19, 419433), (21, 379487), (57, 139811), (133, 59919), (399, 19973)]