55585558

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 97545024

約数和(自身を除く): 41959466

約数列:

[1, 2, 7, 14, 73, 137, 146, 274, 397, 511, 794, 959, 1022, 1918, 2779, 5558, 10001, 20002, 28981, 54389, 57962, 70007, 108778, 140014, 202867, 380723, 405734, 761446, 3970397, 7940794, 27792779, 55585558]

約数ペア:

[(1, 55585558), (2, 27792779), (7, 7940794), (14, 3970397), (73, 761446), (137, 405734), (146, 380723), (274, 202867), (397, 140014), (511, 108778), (794, 70007), (959, 57962), (1022, 54389), (1918, 28981), (2779, 20002), (5558, 10001)]