8889409921

素因数分解:

$7^3\times {\mathrm{131}}^1\times {\mathrm{197837}}^1$

素因数の和:197989

約数の個数: 16

約数和(自身を含む): 10445846400

約数和(自身を除く): 1556436479

約数列:

[1, 7, 49, 131, 343, 917, 6419, 44933, 197837, 1384859, 9694013, 25916647, 67858091, 181416529, 1269915703, 8889409921]

約数ペア:

[(1, 8889409921), (7, 1269915703), (49, 181416529), (131, 67858091), (343, 25916647), (917, 9694013), (6419, 1384859), (44933, 197837)]