129806404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^2$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 296461760

約数和(自身を除く): 166655356

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 137, 182, 247, 266, 274, 364, 494, 532, 548, 959, 988, 1729, 1781, 1918, 2603, 3458, 3562, 3836, 5206, 6916, 7124, 10412, 12467, 18221, 18769, 24934, 33839, 36442, 37538, 49868, 67678, 72884, 75076, 131383, 135356, 236873, 243997, 262766, 356611, 473746, 487994, 525532, 713222, 947492, 975988, 1426444, 1707979, 2496277, 3415958, 4635943, 4992554, 6831916, 9271886, 9985108, 18543772, 32451601, 64903202, 129806404]

約数ペア:

[(1, 129806404), (2, 64903202), (4, 32451601), (7, 18543772), (13, 9985108), (14, 9271886), (19, 6831916), (26, 4992554), (28, 4635943), (38, 3415958), (52, 2496277), (76, 1707979), (91, 1426444), (133, 975988), (137, 947492), (182, 713222), (247, 525532), (266, 487994), (274, 473746), (364, 356611), (494, 262766), (532, 243997), (548, 236873), (959, 135356), (988, 131383), (1729, 75076), (1781, 72884), (1918, 67678), (2603, 49868), (3458, 37538), (3562, 36442), (3836, 33839), (5206, 24934), (6916, 18769), (7124, 18221), (10412, 12467)]