127986404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:134

約数の個数: 144

約数和(自身を含む): 308423808

約数和(自身を除く): 180437404

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 37, 43, 52, 68, 74, 86, 91, 119, 148, 169, 172, 182, 221, 238, 259, 301, 338, 364, 442, 476, 481, 518, 559, 602, 629, 676, 731, 884, 962, 1036, 1118, 1183, 1204, 1258, 1462, 1547, 1591, 1924, 2236, 2366, 2516, 2873, 2924, 3094, 3182, 3367, 3913, 4403, 4732, 5117, 5746, 6188, 6253, 6364, 6734, 7267, 7826, 8177, 8806, 9503, 10234, 11137, 11492, 12506, 13468, 14534, 15652, 16354, 17612, 19006, 20111, 20468, 20683, 22274, 25012, 27047, 29068, 32708, 38012, 40222, 41366, 43771, 44548, 50869, 54094, 57239, 66521, 80444, 82732, 87542, 101738, 106301, 108188, 114478, 123539, 133042, 144781, 175084, 189329, 203476, 212602, 228956, 247078, 266084, 268879, 289562, 351611, 378658, 425204, 494156, 537758, 579124, 703222, 744107, 757316, 864773, 1075516, 1406444, 1488214, 1729546, 1882153, 2461277, 2976428, 3459092, 3764306, 4570943, 4922554, 7528612, 9141886, 9845108, 18283772, 31996601, 63993202, 127986404]

約数ペア:

[(1, 127986404), (2, 63993202), (4, 31996601), (7, 18283772), (13, 9845108), (14, 9141886), (17, 7528612), (26, 4922554), (28, 4570943), (34, 3764306), (37, 3459092), (43, 2976428), (52, 2461277), (68, 1882153), (74, 1729546), (86, 1488214), (91, 1406444), (119, 1075516), (148, 864773), (169, 757316), (172, 744107), (182, 703222), (221, 579124), (238, 537758), (259, 494156), (301, 425204), (338, 378658), (364, 351611), (442, 289562), (476, 268879), (481, 266084), (518, 247078), (559, 228956), (602, 212602), (629, 203476), (676, 189329), (731, 175084), (884, 144781), (962, 133042), (1036, 123539), (1118, 114478), (1183, 108188), (1204, 106301), (1258, 101738), (1462, 87542), (1547, 82732), (1591, 80444), (1924, 66521), (2236, 57239), (2366, 54094), (2516, 50869), (2873, 44548), (2924, 43771), (3094, 41366), (3182, 40222), (3367, 38012), (3913, 32708), (4403, 29068), (4732, 27047), (5117, 25012), (5746, 22274), (6188, 20683), (6253, 20468), (6364, 20111), (6734, 19006), (7267, 17612), (7826, 16354), (8177, 15652), (8806, 14534), (9503, 13468), (10234, 12506), (11137, 11492)]