81761022

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2963}}^1$

素因数の和:3054

約数の個数: 64

約数和(自身を含む): 210562560

約数和(自身を除く): 128801538

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 126, 146, 189, 219, 378, 438, 511, 657, 1022, 1314, 1533, 1971, 2963, 3066, 3942, 4599, 5926, 8889, 9198, 13797, 17778, 20741, 26667, 27594, 41482, 53334, 62223, 80001, 124446, 160002, 186669, 216299, 373338, 432598, 560007, 648897, 1120014, 1297794, 1514093, 1946691, 3028186, 3893382, 4542279, 5840073, 9084558, 11680146, 13626837, 27253674, 40880511, 81761022]

約数ペア:

[(1, 81761022), (2, 40880511), (3, 27253674), (6, 13626837), (7, 11680146), (9, 9084558), (14, 5840073), (18, 4542279), (21, 3893382), (27, 3028186), (42, 1946691), (54, 1514093), (63, 1297794), (73, 1120014), (126, 648897), (146, 560007), (189, 432598), (219, 373338), (378, 216299), (438, 186669), (511, 160002), (657, 124446), (1022, 80001), (1314, 62223), (1533, 53334), (1971, 41482), (2963, 27594), (3066, 26667), (3942, 20741), (4599, 17778), (5926, 13797), (8889, 9198)]