421490223

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67579}}^1$

素因数の和:67609

約数の個数: 40

約数和(自身を含む): 785009280

約数和(自身を除く): 363519057

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 67579, 202737, 473053, 608211, 743369, 1419159, 1824633, 2230107, 4257477, 5203583, 5473899, 6690321, 12772431, 15610749, 20070963, 38317293, 46832247, 60212889, 140496741, 421490223]

約数ペア:

[(1, 421490223), (3, 140496741), (7, 60212889), (9, 46832247), (11, 38317293), (21, 20070963), (27, 15610749), (33, 12772431), (63, 6690321), (77, 5473899), (81, 5203583), (99, 4257477), (189, 2230107), (231, 1824633), (297, 1419159), (567, 743369), (693, 608211), (891, 473053), (2079, 202737), (6237, 67579)]