81975768

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28703}}^1$

素因数の和:28736

約数の個数: 64

約数和(自身を含む): 248002560

約数和(自身を除く): 166026792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 28703, 57406, 86109, 114812, 172218, 200921, 229624, 344436, 401842, 487951, 602763, 688872, 803684, 975902, 1205526, 1463853, 1607368, 1951804, 2411052, 2927706, 3415657, 3903608, 4822104, 5855412, 6831314, 10246971, 11710824, 13662628, 20493942, 27325256, 40987884, 81975768]

約数ペア:

[(1, 81975768), (2, 40987884), (3, 27325256), (4, 20493942), (6, 13662628), (7, 11710824), (8, 10246971), (12, 6831314), (14, 5855412), (17, 4822104), (21, 3903608), (24, 3415657), (28, 2927706), (34, 2411052), (42, 1951804), (51, 1607368), (56, 1463853), (68, 1205526), (84, 975902), (102, 803684), (119, 688872), (136, 602763), (168, 487951), (204, 401842), (238, 344436), (357, 229624), (408, 200921), (476, 172218), (714, 114812), (952, 86109), (1428, 57406), (2856, 28703)]