287691222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{739}}^1$

素因数の和:818

約数の個数: 128

約数和(自身を含む): 763822080

約数和(自身を除く): 476130858

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 23, 26, 31, 39, 42, 46, 62, 69, 78, 91, 93, 138, 161, 182, 186, 217, 273, 299, 322, 403, 434, 483, 546, 598, 651, 713, 739, 806, 897, 966, 1209, 1302, 1426, 1478, 1794, 2093, 2139, 2217, 2418, 2821, 4186, 4278, 4434, 4991, 5173, 5642, 6279, 8463, 9269, 9607, 9982, 10346, 12558, 14973, 15519, 16926, 16997, 18538, 19214, 22909, 27807, 28821, 29946, 31038, 33994, 45818, 50991, 55614, 57642, 64883, 67249, 68727, 101982, 118979, 129766, 134498, 137454, 160363, 194649, 201747, 220961, 237958, 297817, 320726, 356937, 389298, 403494, 441922, 481089, 526907, 595634, 662883, 713874, 893451, 962178, 1053814, 1325766, 1546727, 1580721, 1786902, 2084719, 3093454, 3161442, 3688349, 4169438, 4640181, 6254157, 6849791, 7376698, 9280362, 11065047, 12508314, 13699582, 20549373, 22130094, 41098746, 47948537, 95897074, 143845611, 287691222]

約数ペア:

[(1, 287691222), (2, 143845611), (3, 95897074), (6, 47948537), (7, 41098746), (13, 22130094), (14, 20549373), (21, 13699582), (23, 12508314), (26, 11065047), (31, 9280362), (39, 7376698), (42, 6849791), (46, 6254157), (62, 4640181), (69, 4169438), (78, 3688349), (91, 3161442), (93, 3093454), (138, 2084719), (161, 1786902), (182, 1580721), (186, 1546727), (217, 1325766), (273, 1053814), (299, 962178), (322, 893451), (403, 713874), (434, 662883), (483, 595634), (546, 526907), (598, 481089), (651, 441922), (713, 403494), (739, 389298), (806, 356937), (897, 320726), (966, 297817), (1209, 237958), (1302, 220961), (1426, 201747), (1478, 194649), (1794, 160363), (2093, 137454), (2139, 134498), (2217, 129766), (2418, 118979), (2821, 101982), (4186, 68727), (4278, 67249), (4434, 64883), (4991, 57642), (5173, 55614), (5642, 50991), (6279, 45818), (8463, 33994), (9269, 31038), (9607, 29946), (9982, 28821), (10346, 27807), (12558, 22909), (14973, 19214), (15519, 18538), (16926, 16997)]