77771498

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 148635648

約数和(自身を除く): 70864150

約数列:

[1, 2, 7, 14, 17, 31, 34, 62, 83, 119, 127, 166, 217, 238, 254, 434, 527, 581, 889, 1054, 1162, 1411, 1778, 2159, 2573, 2822, 3689, 3937, 4318, 5146, 7378, 7874, 9877, 10541, 15113, 18011, 19754, 21082, 27559, 30226, 36022, 43741, 55118, 66929, 73787, 87482, 133858, 147574, 179197, 306187, 326771, 358394, 468503, 612374, 653542, 937006, 1254379, 2287397, 2508758, 4574794, 5555107, 11110214, 38885749, 77771498]

約数ペア:

[(1, 77771498), (2, 38885749), (7, 11110214), (14, 5555107), (17, 4574794), (31, 2508758), (34, 2287397), (62, 1254379), (83, 937006), (119, 653542), (127, 612374), (166, 468503), (217, 358394), (238, 326771), (254, 306187), (434, 179197), (527, 147574), (581, 133858), (889, 87482), (1054, 73787), (1162, 66929), (1411, 55118), (1778, 43741), (2159, 36022), (2573, 30226), (2822, 27559), (3689, 21082), (3937, 19754), (4318, 18011), (5146, 15113), (7378, 10541), (7874, 9877)]