281567286

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5209}}^1$

素因数の和:5251

約数の個数: 128

約数和(自身を含む): 840268800

約数和(自身を除く): 558701514

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 189, 198, 231, 234, 273, 286, 297, 351, 378, 429, 462, 546, 594, 693, 702, 819, 858, 1001, 1287, 1386, 1638, 2002, 2079, 2457, 2574, 3003, 3861, 4158, 4914, 5209, 6006, 7722, 9009, 10418, 15627, 18018, 27027, 31254, 36463, 46881, 54054, 57299, 67717, 72926, 93762, 109389, 114598, 135434, 140643, 171897, 203151, 218778, 281286, 328167, 343794, 401093, 406302, 474019, 515691, 609453, 656334, 744887, 802186, 948038, 984501, 1031382, 1203279, 1218906, 1422057, 1489774, 1547073, 1828359, 1969002, 2234661, 2406558, 2844114, 3094146, 3609837, 3656718, 4266171, 4469322, 5214209, 6703983, 7219674, 8532342, 10428418, 10829511, 12798513, 13407966, 15642627, 20111949, 21659022, 25597026, 31285254, 40223898, 46927881, 93855762, 140783643, 281567286]

約数ペア:

[(1, 281567286), (2, 140783643), (3, 93855762), (6, 46927881), (7, 40223898), (9, 31285254), (11, 25597026), (13, 21659022), (14, 20111949), (18, 15642627), (21, 13407966), (22, 12798513), (26, 10829511), (27, 10428418), (33, 8532342), (39, 7219674), (42, 6703983), (54, 5214209), (63, 4469322), (66, 4266171), (77, 3656718), (78, 3609837), (91, 3094146), (99, 2844114), (117, 2406558), (126, 2234661), (143, 1969002), (154, 1828359), (182, 1547073), (189, 1489774), (198, 1422057), (231, 1218906), (234, 1203279), (273, 1031382), (286, 984501), (297, 948038), (351, 802186), (378, 744887), (429, 656334), (462, 609453), (546, 515691), (594, 474019), (693, 406302), (702, 401093), (819, 343794), (858, 328167), (1001, 281286), (1287, 218778), (1386, 203151), (1638, 171897), (2002, 140643), (2079, 135434), (2457, 114598), (2574, 109389), (3003, 93762), (3861, 72926), (4158, 67717), (4914, 57299), (5209, 54054), (6006, 46881), (7722, 36463), (9009, 31254), (10418, 27027), (15627, 18018)]