8987181

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{809}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 14333760

約数和(自身を除く): 5346579

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 529, 809, 1587, 2427, 3703, 5663, 11109, 16989, 18607, 55821, 130249, 390747, 427961, 1283883, 2995727, 8987181]

約数ペア:

[(1, 8987181), (3, 2995727), (7, 1283883), (21, 427961), (23, 390747), (69, 130249), (161, 55821), (483, 18607), (529, 16989), (809, 11109), (1587, 5663), (2427, 3703)]