280667079

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1063}}^1$

素因数の和:1217

約数の個数: 64

約数和(自身を含む): 522977280

約数和(自身を除く): 242310201

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 99, 127, 189, 231, 297, 381, 693, 889, 1063, 1143, 1397, 2079, 2667, 3189, 3429, 4191, 7441, 8001, 9567, 9779, 11693, 12573, 22323, 24003, 28701, 29337, 35079, 37719, 66969, 81851, 88011, 105237, 135001, 200907, 245553, 264033, 315711, 405003, 736659, 945007, 1215009, 1485011, 2209977, 2835021, 3645027, 4455033, 8505063, 10395077, 13365099, 25515189, 31185231, 40095297, 93555693, 280667079]

約数ペア:

[(1, 280667079), (3, 93555693), (7, 40095297), (9, 31185231), (11, 25515189), (21, 13365099), (27, 10395077), (33, 8505063), (63, 4455033), (77, 3645027), (99, 2835021), (127, 2209977), (189, 1485011), (231, 1215009), (297, 945007), (381, 736659), (693, 405003), (889, 315711), (1063, 264033), (1143, 245553), (1397, 200907), (2079, 135001), (2667, 105237), (3189, 88011), (3429, 81851), (4191, 66969), (7441, 37719), (8001, 35079), (9567, 29337), (9779, 28701), (11693, 24003), (12573, 22323)]