217534285

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{457}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 280691712

約数和(自身を除く): 63157427

約数列:

[1, 5, 31, 37, 83, 155, 185, 415, 457, 1147, 2285, 2573, 3071, 5735, 12865, 14167, 15355, 16909, 37931, 70835, 84545, 95201, 189655, 476005, 524179, 1175861, 1403447, 2620895, 5879305, 7017235, 43506857, 217534285]

約数ペア:

[(1, 217534285), (5, 43506857), (31, 7017235), (37, 5879305), (83, 2620895), (155, 1403447), (185, 1175861), (415, 524179), (457, 476005), (1147, 189655), (2285, 95201), (2573, 84545), (3071, 70835), (5735, 37931), (12865, 16909), (14167, 15355)]