404275278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 971440128

約数和(自身を除く): 567164850

約数列:

[1, 2, 3, 6, 11, 22, 23, 31, 33, 46, 62, 66, 69, 71, 93, 121, 138, 142, 186, 213, 242, 253, 341, 363, 426, 506, 682, 713, 726, 759, 781, 1023, 1331, 1426, 1518, 1562, 1633, 2046, 2139, 2201, 2343, 2662, 2783, 3266, 3751, 3993, 4278, 4402, 4686, 4899, 5566, 6603, 7502, 7843, 7986, 8349, 8591, 9798, 11253, 13206, 15686, 16698, 17182, 17963, 22506, 23529, 24211, 25773, 30613, 35926, 41261, 47058, 48422, 50623, 51546, 53889, 61226, 72633, 82522, 86273, 91839, 94501, 101246, 107778, 123783, 145266, 151869, 172546, 183678, 189002, 197593, 247566, 258819, 266321, 283503, 303738, 395186, 517638, 532642, 556853, 567006, 592779, 798963, 949003, 1113706, 1185558, 1597926, 1670559, 1898006, 2173523, 2847009, 2929531, 3341118, 4347046, 5694018, 5859062, 6125383, 6520569, 8788593, 12250766, 13041138, 17577186, 18376149, 36752298, 67379213, 134758426, 202137639, 404275278]

約数ペア:

[(1, 404275278), (2, 202137639), (3, 134758426), (6, 67379213), (11, 36752298), (22, 18376149), (23, 17577186), (31, 13041138), (33, 12250766), (46, 8788593), (62, 6520569), (66, 6125383), (69, 5859062), (71, 5694018), (93, 4347046), (121, 3341118), (138, 2929531), (142, 2847009), (186, 2173523), (213, 1898006), (242, 1670559), (253, 1597926), (341, 1185558), (363, 1113706), (426, 949003), (506, 798963), (682, 592779), (713, 567006), (726, 556853), (759, 532642), (781, 517638), (1023, 395186), (1331, 303738), (1426, 283503), (1518, 266321), (1562, 258819), (1633, 247566), (2046, 197593), (2139, 189002), (2201, 183678), (2343, 172546), (2662, 151869), (2783, 145266), (3266, 123783), (3751, 107778), (3993, 101246), (4278, 94501), (4402, 91839), (4686, 86273), (4899, 82522), (5566, 72633), (6603, 61226), (7502, 53889), (7843, 51546), (7986, 50623), (8349, 48422), (8591, 47058), (9798, 41261), (11253, 35926), (13206, 30613), (15686, 25773), (16698, 24211), (17182, 23529), (17963, 22506)]