393119804

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 943810560

約数和(自身を除く): 550690756

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 31, 38, 44, 62, 76, 77, 121, 124, 133, 154, 197, 209, 217, 242, 266, 308, 341, 394, 418, 434, 484, 532, 589, 682, 788, 836, 847, 868, 1178, 1364, 1379, 1463, 1694, 2167, 2299, 2356, 2387, 2758, 2926, 3388, 3743, 3751, 4123, 4334, 4598, 4774, 5516, 5852, 6107, 6479, 7486, 7502, 8246, 8668, 9196, 9548, 12214, 12958, 14972, 15004, 15169, 16093, 16492, 23837, 24428, 25916, 26201, 26257, 30338, 32186, 41173, 42749, 45353, 47674, 52402, 52514, 60676, 64372, 67177, 71269, 82346, 85498, 90706, 95348, 104804, 105028, 116033, 134354, 142538, 164692, 166859, 170996, 181412, 232066, 268708, 285076, 288211, 333718, 452903, 464132, 470239, 498883, 576422, 667436, 738947, 812231, 905806, 940478, 997766, 1152844, 1276363, 1477894, 1624462, 1811612, 1880956, 1995532, 2552726, 2955788, 3170321, 3248924, 5105452, 5172629, 6340642, 8934541, 10345258, 12681284, 14039993, 17869082, 20690516, 28079986, 35738164, 56159972, 98279951, 196559902, 393119804]

約数ペア:

[(1, 393119804), (2, 196559902), (4, 98279951), (7, 56159972), (11, 35738164), (14, 28079986), (19, 20690516), (22, 17869082), (28, 14039993), (31, 12681284), (38, 10345258), (44, 8934541), (62, 6340642), (76, 5172629), (77, 5105452), (121, 3248924), (124, 3170321), (133, 2955788), (154, 2552726), (197, 1995532), (209, 1880956), (217, 1811612), (242, 1624462), (266, 1477894), (308, 1276363), (341, 1152844), (394, 997766), (418, 940478), (434, 905806), (484, 812231), (532, 738947), (589, 667436), (682, 576422), (788, 498883), (836, 470239), (847, 464132), (868, 452903), (1178, 333718), (1364, 288211), (1379, 285076), (1463, 268708), (1694, 232066), (2167, 181412), (2299, 170996), (2356, 166859), (2387, 164692), (2758, 142538), (2926, 134354), (3388, 116033), (3743, 105028), (3751, 104804), (4123, 95348), (4334, 90706), (4598, 85498), (4774, 82346), (5516, 71269), (5852, 67177), (6107, 64372), (6479, 60676), (7486, 52514), (7502, 52402), (8246, 47674), (8668, 45353), (9196, 42749), (9548, 41173), (12214, 32186), (12958, 30338), (14972, 26257), (15004, 26201), (15169, 25916), (16093, 24428), (16492, 23837)]