217157808

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:879

約数の個数: 120

約数和(自身を含む): 658624512

約数和(自身を除く): 441466704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 127, 147, 168, 196, 254, 294, 336, 381, 392, 508, 588, 727, 762, 784, 889, 1016, 1176, 1454, 1524, 1778, 2032, 2181, 2352, 2667, 2908, 3048, 3556, 4362, 5089, 5334, 5816, 6096, 6223, 7112, 8724, 10178, 10668, 11632, 12446, 14224, 15267, 17448, 18669, 20356, 21336, 24892, 30534, 34896, 35623, 37338, 40712, 42672, 49784, 61068, 71246, 74676, 81424, 92329, 99568, 106869, 122136, 142492, 149352, 184658, 213738, 244272, 276987, 284984, 298704, 369316, 427476, 553974, 569968, 646303, 738632, 854952, 1107948, 1292606, 1477264, 1709904, 1938909, 2215896, 2585212, 3877818, 4431792, 4524121, 5170424, 7755636, 9048242, 10340848, 13572363, 15511272, 18096484, 27144726, 31022544, 36192968, 54289452, 72385936, 108578904, 217157808]

約数ペア:

[(1, 217157808), (2, 108578904), (3, 72385936), (4, 54289452), (6, 36192968), (7, 31022544), (8, 27144726), (12, 18096484), (14, 15511272), (16, 13572363), (21, 10340848), (24, 9048242), (28, 7755636), (42, 5170424), (48, 4524121), (49, 4431792), (56, 3877818), (84, 2585212), (98, 2215896), (112, 1938909), (127, 1709904), (147, 1477264), (168, 1292606), (196, 1107948), (254, 854952), (294, 738632), (336, 646303), (381, 569968), (392, 553974), (508, 427476), (588, 369316), (727, 298704), (762, 284984), (784, 276987), (889, 244272), (1016, 213738), (1176, 184658), (1454, 149352), (1524, 142492), (1778, 122136), (2032, 106869), (2181, 99568), (2352, 92329), (2667, 81424), (2908, 74676), (3048, 71246), (3556, 61068), (4362, 49784), (5089, 42672), (5334, 40712), (5816, 37338), (6096, 35623), (6223, 34896), (7112, 30534), (8724, 24892), (10178, 21336), (10668, 20356), (11632, 18669), (12446, 17448), (14224, 15267)]