389781414

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 144

約数和(自身を含む): 1003871232

約数和(自身を除く): 614089818

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 31, 33, 46, 62, 66, 69, 93, 99, 121, 138, 186, 198, 207, 242, 251, 253, 279, 341, 363, 414, 502, 506, 558, 682, 713, 726, 753, 759, 1023, 1089, 1426, 1506, 1518, 2046, 2139, 2178, 2259, 2277, 2761, 2783, 3069, 3751, 4278, 4518, 4554, 5522, 5566, 5773, 6138, 6417, 7502, 7781, 7843, 8283, 8349, 11253, 11546, 12834, 15562, 15686, 16566, 16698, 17319, 22506, 23343, 23529, 24849, 25047, 30371, 33759, 34638, 46686, 47058, 49698, 50094, 51957, 60742, 63503, 67518, 70029, 70587, 85591, 86273, 91113, 103914, 127006, 140058, 141174, 171182, 172546, 178963, 182226, 190509, 256773, 258819, 273339, 357926, 381018, 513546, 517638, 536889, 546678, 571527, 698533, 770319, 776457, 941501, 1073778, 1143054, 1397066, 1540638, 1552914, 1610667, 1883002, 1968593, 2095599, 2824503, 3221334, 3937186, 4191198, 5649006, 5905779, 6286797, 8473509, 11811558, 12573594, 16947018, 17717337, 21654523, 35434674, 43309046, 64963569, 129927138, 194890707, 389781414]

約数ペア:

[(1, 389781414), (2, 194890707), (3, 129927138), (6, 64963569), (9, 43309046), (11, 35434674), (18, 21654523), (22, 17717337), (23, 16947018), (31, 12573594), (33, 11811558), (46, 8473509), (62, 6286797), (66, 5905779), (69, 5649006), (93, 4191198), (99, 3937186), (121, 3221334), (138, 2824503), (186, 2095599), (198, 1968593), (207, 1883002), (242, 1610667), (251, 1552914), (253, 1540638), (279, 1397066), (341, 1143054), (363, 1073778), (414, 941501), (502, 776457), (506, 770319), (558, 698533), (682, 571527), (713, 546678), (726, 536889), (753, 517638), (759, 513546), (1023, 381018), (1089, 357926), (1426, 273339), (1506, 258819), (1518, 256773), (2046, 190509), (2139, 182226), (2178, 178963), (2259, 172546), (2277, 171182), (2761, 141174), (2783, 140058), (3069, 127006), (3751, 103914), (4278, 91113), (4518, 86273), (4554, 85591), (5522, 70587), (5566, 70029), (5773, 67518), (6138, 63503), (6417, 60742), (7502, 51957), (7781, 50094), (7843, 49698), (8283, 47058), (8349, 46686), (11253, 34638), (11546, 33759), (12834, 30371), (15562, 25047), (15686, 24849), (16566, 23529), (16698, 23343), (17319, 22506)]