9871407

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{709}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 18607680

約数和(自身を除く): 8736273

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 709, 819, 1071, 1547, 1989, 2127, 4641, 4963, 6381, 9217, 12053, 13923, 14889, 27651, 36159, 44667, 64519, 82953, 84371, 108477, 156689, 193557, 253113, 470067, 580671, 759339, 1096823, 1410201, 3290469, 9871407]

約数ペア:

[(1, 9871407), (3, 3290469), (7, 1410201), (9, 1096823), (13, 759339), (17, 580671), (21, 470067), (39, 253113), (51, 193557), (63, 156689), (91, 108477), (117, 84371), (119, 82953), (153, 64519), (221, 44667), (273, 36159), (357, 27651), (663, 14889), (709, 13923), (819, 12053), (1071, 9217), (1547, 6381), (1989, 4963), (2127, 4641)]