87668451

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 145236000

約数和(自身を除く): 57567549

約数列:

[1, 3, 9, 13, 19, 39, 57, 113, 117, 171, 247, 339, 349, 741, 1017, 1047, 1469, 2147, 2223, 3141, 4407, 4537, 6441, 6631, 13221, 13611, 19323, 19893, 27911, 39437, 40833, 59679, 83733, 86203, 118311, 251199, 258609, 354933, 512681, 749303, 775827, 1538043, 2247909, 4614129, 6743727, 9740939, 29222817, 87668451]

約数ペア:

[(1, 87668451), (3, 29222817), (9, 9740939), (13, 6743727), (19, 4614129), (39, 2247909), (57, 1538043), (113, 775827), (117, 749303), (171, 512681), (247, 354933), (339, 258609), (349, 251199), (741, 118311), (1017, 86203), (1047, 83733), (1469, 59679), (2147, 40833), (2223, 39437), (3141, 27911), (4407, 19893), (4537, 19323), (6441, 13611), (6631, 13221)]