16880492601

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{6971}}^1$

素因数の和:7044

約数の個数: 108

約数和(自身を含む): 31720787280

約数和(自身を除く): 14840294679

約数列:

[1, 3, 7, 9, 17, 19, 21, 49, 51, 57, 63, 119, 133, 147, 153, 171, 289, 323, 357, 399, 441, 833, 867, 931, 969, 1071, 1197, 2023, 2261, 2499, 2601, 2793, 2907, 5491, 6069, 6783, 6971, 7497, 8379, 14161, 15827, 16473, 18207, 20349, 20913, 38437, 42483, 47481, 48797, 49419, 62739, 115311, 118507, 127449, 132449, 142443, 146391, 269059, 341579, 345933, 355521, 397347, 439173, 807177, 829549, 927143, 1024737, 1066563, 1192041, 2014619, 2251633, 2421531, 2488647, 2781429, 3074211, 5806843, 6043857, 6490001, 6754899, 7465941, 8344287, 14102333, 15761431, 17420529, 18131571, 19470003, 20264697, 38277761, 42306999, 47284293, 52261587, 58410009, 98716331, 110330017, 114833283, 126920997, 141852879, 267944327, 296148993, 330990051, 344499849, 803832981, 888446979, 992970153, 1875610289, 2411498943, 5626830867, 16880492601]

約数ペア:

[(1, 16880492601), (3, 5626830867), (7, 2411498943), (9, 1875610289), (17, 992970153), (19, 888446979), (21, 803832981), (49, 344499849), (51, 330990051), (57, 296148993), (63, 267944327), (119, 141852879), (133, 126920997), (147, 114833283), (153, 110330017), (171, 98716331), (289, 58410009), (323, 52261587), (357, 47284293), (399, 42306999), (441, 38277761), (833, 20264697), (867, 19470003), (931, 18131571), (969, 17420529), (1071, 15761431), (1197, 14102333), (2023, 8344287), (2261, 7465941), (2499, 6754899), (2601, 6490001), (2793, 6043857), (2907, 5806843), (5491, 3074211), (6069, 2781429), (6783, 2488647), (6971, 2421531), (7497, 2251633), (8379, 2014619), (14161, 1192041), (15827, 1066563), (16473, 1024737), (18207, 927143), (20349, 829549), (20913, 807177), (38437, 439173), (42483, 397347), (47481, 355521), (48797, 345933), (49419, 341579), (62739, 269059), (115311, 146391), (118507, 142443), (127449, 132449)]