289344861

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1710

約数の個数: 48

約数和(自身を含む): 474692400

約数和(自身を除く): 185347539

約数列:

[1, 3, 9, 13, 29, 39, 53, 87, 117, 159, 261, 377, 477, 689, 1131, 1537, 1609, 2067, 3393, 4611, 4827, 6201, 13833, 14481, 19981, 20917, 46661, 59943, 62751, 85277, 139983, 179829, 188253, 255831, 419949, 606593, 767493, 1108601, 1819779, 2473033, 3325803, 5459337, 7419099, 9977409, 22257297, 32149429, 96448287, 289344861]

約数ペア:

[(1, 289344861), (3, 96448287), (9, 32149429), (13, 22257297), (29, 9977409), (39, 7419099), (53, 5459337), (87, 3325803), (117, 2473033), (159, 1819779), (261, 1108601), (377, 767493), (477, 606593), (689, 419949), (1131, 255831), (1537, 188253), (1609, 179829), (2067, 139983), (3393, 85277), (4611, 62751), (4827, 59943), (6201, 46661), (13833, 20917), (14481, 19981)]