27778443

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 48263040

約数和(自身を除く): 20484597

約数列:

[1, 3, 7, 11, 21, 33, 41, 49, 77, 123, 147, 231, 287, 419, 451, 539, 861, 1257, 1353, 1617, 2009, 2933, 3157, 4609, 6027, 8799, 9471, 13827, 17179, 20531, 22099, 32263, 51537, 61593, 66297, 96789, 120253, 188969, 225841, 360759, 566907, 677523, 841771, 1322783, 2525313, 3968349, 9259481, 27778443]

約数ペア:

[(1, 27778443), (3, 9259481), (7, 3968349), (11, 2525313), (21, 1322783), (33, 841771), (41, 677523), (49, 566907), (77, 360759), (123, 225841), (147, 188969), (231, 120253), (287, 96789), (419, 66297), (451, 61593), (539, 51537), (861, 32263), (1257, 22099), (1353, 20531), (1617, 17179), (2009, 13827), (2933, 9471), (3157, 8799), (4609, 6027)]