11913991191

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{2557}}^1$

素因数の和:2694

約数の個数: 80

約数和(自身を含む): 19343636928

約数和(自身を除く): 7429645737

約数列:

[1, 3, 9, 23, 27, 41, 61, 69, 81, 123, 183, 207, 369, 549, 621, 943, 1107, 1403, 1647, 1863, 2501, 2557, 2829, 3321, 4209, 4941, 7503, 7671, 8487, 12627, 22509, 23013, 25461, 37881, 57523, 58811, 67527, 69039, 76383, 104837, 113643, 155977, 172569, 176433, 202581, 207117, 314511, 467931, 517707, 529299, 943533, 1403793, 1553121, 1587897, 2411251, 2830599, 3587471, 4211379, 4659363, 4763691, 6395057, 7233753, 8491797, 10762413, 12634137, 19185171, 21701259, 32287239, 57555513, 65103777, 96861717, 147086311, 172666539, 195311331, 290585151, 441258933, 517999617, 1323776799, 3971330397, 11913991191]

約数ペア:

[(1, 11913991191), (3, 3971330397), (9, 1323776799), (23, 517999617), (27, 441258933), (41, 290585151), (61, 195311331), (69, 172666539), (81, 147086311), (123, 96861717), (183, 65103777), (207, 57555513), (369, 32287239), (549, 21701259), (621, 19185171), (943, 12634137), (1107, 10762413), (1403, 8491797), (1647, 7233753), (1863, 6395057), (2501, 4763691), (2557, 4659363), (2829, 4211379), (3321, 3587471), (4209, 2830599), (4941, 2411251), (7503, 1587897), (7671, 1553121), (8487, 1403793), (12627, 943533), (22509, 529299), (23013, 517707), (25461, 467931), (37881, 314511), (57523, 207117), (58811, 202581), (67527, 176433), (69039, 172569), (76383, 155977), (104837, 113643)]