123144138

素因数分解:

$2^1\times 3^6\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 112

約数和(自身を含む): 305733960

約数和(自身を除く): 182589822

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 81, 89, 117, 146, 162, 178, 219, 234, 243, 267, 351, 438, 486, 534, 657, 702, 729, 801, 949, 1053, 1157, 1314, 1458, 1602, 1898, 1971, 2106, 2314, 2403, 2847, 3159, 3471, 3942, 4806, 5694, 5913, 6318, 6497, 6942, 7209, 8541, 9477, 10413, 11826, 12994, 14418, 17082, 17739, 18954, 19491, 20826, 21627, 25623, 31239, 35478, 38982, 43254, 51246, 53217, 58473, 62478, 64881, 76869, 84461, 93717, 106434, 116946, 129762, 153738, 168922, 175419, 187434, 230607, 253383, 281151, 350838, 461214, 506766, 526257, 562302, 691821, 760149, 843453, 1052514, 1383642, 1520298, 1578771, 1686906, 2280447, 3157542, 4560894, 4736313, 6841341, 9472626, 13682682, 20524023, 41048046, 61572069, 123144138]

約数ペア:

[(1, 123144138), (2, 61572069), (3, 41048046), (6, 20524023), (9, 13682682), (13, 9472626), (18, 6841341), (26, 4736313), (27, 4560894), (39, 3157542), (54, 2280447), (73, 1686906), (78, 1578771), (81, 1520298), (89, 1383642), (117, 1052514), (146, 843453), (162, 760149), (178, 691821), (219, 562302), (234, 526257), (243, 506766), (267, 461214), (351, 350838), (438, 281151), (486, 253383), (534, 230607), (657, 187434), (702, 175419), (729, 168922), (801, 153738), (949, 129762), (1053, 116946), (1157, 106434), (1314, 93717), (1458, 84461), (1602, 76869), (1898, 64881), (1971, 62478), (2106, 58473), (2314, 53217), (2403, 51246), (2847, 43254), (3159, 38982), (3471, 35478), (3942, 31239), (4806, 25623), (5694, 21627), (5913, 20826), (6318, 19491), (6497, 18954), (6942, 17739), (7209, 17082), (8541, 14418), (9477, 12994), (10413, 11826)]