9780819

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{619}}^1$

素因数の和:874

約数の個数: 16

約数和(自身を含む): 13689600

約数和(自身を除く): 3908781

約数列:

[1, 3, 23, 69, 229, 619, 687, 1857, 5267, 14237, 15801, 42711, 141751, 425253, 3260273, 9780819]

約数ペア:

[(1, 9780819), (3, 3260273), (23, 425253), (69, 141751), (229, 42711), (619, 15801), (687, 14237), (1857, 5267)]