20161116771

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2273}}^1\times {\mathrm{2551}}^1$

素因数の和:4907

約数の個数: 32

約数和(自身を含む): 28784110080

約数和(自身を除く): 8622993309

約数列:

[1, 3, 19, 57, 61, 183, 1159, 2273, 2551, 3477, 6819, 7653, 43187, 48469, 129561, 138653, 145407, 155611, 415959, 466833, 2634407, 2956609, 5798423, 7903221, 8869827, 17395269, 110170037, 330510111, 353703803, 1061111409, 6720372257, 20161116771]

約数ペア:

[(1, 20161116771), (3, 6720372257), (19, 1061111409), (57, 353703803), (61, 330510111), (183, 110170037), (1159, 17395269), (2273, 8869827), (2551, 7903221), (3477, 5798423), (6819, 2956609), (7653, 2634407), (43187, 466833), (48469, 415959), (129561, 155611), (138653, 145407)]