816090909

素因数分解:

$3^1\times {\mathrm{347}}^1\times {\mathrm{419}}^1\times {\mathrm{1871}}^1$

素因数の和:2640

約数の個数: 16

約数和(自身を含む): 1094446080

約数和(自身を除く): 278355171

約数列:

[1, 3, 347, 419, 1041, 1257, 1871, 5613, 145393, 436179, 649237, 783949, 1947711, 2351847, 272030303, 816090909]

約数ペア:

[(1, 816090909), (3, 272030303), (347, 2351847), (419, 1947711), (1041, 783949), (1257, 649237), (1871, 436179), (5613, 145393)]