8989021

素因数分解:

${\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:276

約数の個数: 16

約数和(自身を含む): 9820800

約数和(自身を除く): 831779

約数列:

[1, 23, 43, 61, 149, 989, 1403, 2623, 3427, 6407, 9089, 60329, 147361, 209047, 390827, 8989021]

約数ペア:

[(1, 8989021), (23, 390827), (43, 209047), (61, 147361), (149, 60329), (989, 9089), (1403, 6407), (2623, 3427)]