40104477

素因数分解:

$3^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 56

約数和(自身を含む): 71351040

約数和(自身を除く): 31246563

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 271, 567, 609, 729, 783, 813, 1701, 1827, 1897, 2349, 2439, 5103, 5481, 5691, 7047, 7317, 7859, 16443, 17073, 21141, 21951, 23577, 49329, 51219, 55013, 65853, 70731, 147987, 153657, 165039, 197559, 212193, 460971, 495117, 636579, 1382913, 1485351, 1909737, 4456053, 5729211, 13368159, 40104477]

約数ペア:

[(1, 40104477), (3, 13368159), (7, 5729211), (9, 4456053), (21, 1909737), (27, 1485351), (29, 1382913), (63, 636579), (81, 495117), (87, 460971), (189, 212193), (203, 197559), (243, 165039), (261, 153657), (271, 147987), (567, 70731), (609, 65853), (729, 55013), (783, 51219), (813, 49329), (1701, 23577), (1827, 21951), (1897, 21141), (2349, 17073), (2439, 16443), (5103, 7859), (5481, 7317), (5691, 7047)]