421556429

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1429}}^1$

素因数の和:1557

約数の個数: 32

約数和(自身を含む): 532097280

約数和(自身を除く): 110540851

約数列:

[1, 7, 17, 37, 67, 119, 259, 469, 629, 1139, 1429, 2479, 4403, 7973, 10003, 17353, 24293, 42143, 52873, 95743, 170051, 295001, 370111, 670201, 898841, 1627631, 3542491, 6291887, 11393417, 24797437, 60222347, 421556429]

約数ペア:

[(1, 421556429), (7, 60222347), (17, 24797437), (37, 11393417), (67, 6291887), (119, 3542491), (259, 1627631), (469, 898841), (629, 670201), (1139, 370111), (1429, 295001), (2479, 170051), (4403, 95743), (7973, 52873), (10003, 42143), (17353, 24293)]