1868808213

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1063}}^1$

素因数の和:1263

約数の個数: 64

約数和(自身を含む): 3064320000

約数和(自身を除く): 1195511787

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 149, 171, 207, 437, 447, 513, 621, 1063, 1311, 1341, 2831, 3189, 3427, 3933, 4023, 8493, 9567, 10281, 11799, 20197, 24449, 25479, 28701, 30843, 60591, 65113, 73347, 76437, 92529, 158387, 181773, 195339, 220041, 464531, 475161, 545319, 586017, 660123, 1393593, 1425483, 1758051, 3009353, 3642901, 4180779, 4276449, 9028059, 10928703, 12542337, 27084177, 32786109, 69215119, 81252531, 98358327, 207645357, 622936071, 1868808213]

約数ペア:

[(1, 1868808213), (3, 622936071), (9, 207645357), (19, 98358327), (23, 81252531), (27, 69215119), (57, 32786109), (69, 27084177), (149, 12542337), (171, 10928703), (207, 9028059), (437, 4276449), (447, 4180779), (513, 3642901), (621, 3009353), (1063, 1758051), (1311, 1425483), (1341, 1393593), (2831, 660123), (3189, 586017), (3427, 545319), (3933, 475161), (4023, 464531), (8493, 220041), (9567, 195339), (10281, 181773), (11799, 158387), (20197, 92529), (24449, 76437), (25479, 73347), (28701, 65113), (30843, 60591)]