7870989

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5279}}^1$

素因数の和:5360

約数の個数: 16

約数和(自身を含む): 12165120

約数和(自身を除く): 4294131

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 5279, 15837, 36953, 110859, 374809, 1124427, 2623663, 7870989]

約数ペア:

[(1, 7870989), (3, 2623663), (7, 1124427), (21, 374809), (71, 110859), (213, 36953), (497, 15837), (1491, 5279)]