128426298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21383}}^1$

素因数の和:21419

約数の個数: 64

約数和(自身を含む): 344881152

約数和(自身を除く): 216454854

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 6006, 21383, 42766, 64149, 128298, 149681, 235213, 277979, 299362, 449043, 470426, 555958, 705639, 833937, 898086, 1411278, 1646491, 1667874, 1945853, 3057769, 3292982, 3891706, 4939473, 5837559, 6115538, 9173307, 9878946, 11675118, 18346614, 21404383, 42808766, 64213149, 128426298]

約数ペア:

[(1, 128426298), (2, 64213149), (3, 42808766), (6, 21404383), (7, 18346614), (11, 11675118), (13, 9878946), (14, 9173307), (21, 6115538), (22, 5837559), (26, 4939473), (33, 3891706), (39, 3292982), (42, 3057769), (66, 1945853), (77, 1667874), (78, 1646491), (91, 1411278), (143, 898086), (154, 833937), (182, 705639), (231, 555958), (273, 470426), (286, 449043), (429, 299362), (462, 277979), (546, 235213), (858, 149681), (1001, 128298), (2002, 64149), (3003, 42766), (6006, 21383)]