131223486

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{2287}}^1$

素因数の和:2496

約数の個数: 32

約数和(自身を含む): 268190208

約数和(自身を除く): 136966722

約数列:

[1, 2, 3, 6, 73, 131, 146, 219, 262, 393, 438, 786, 2287, 4574, 6861, 9563, 13722, 19126, 28689, 57378, 166951, 299597, 333902, 500853, 599194, 898791, 1001706, 1797582, 21870581, 43741162, 65611743, 131223486]

約数ペア:

[(1, 131223486), (2, 65611743), (3, 43741162), (6, 21870581), (73, 1797582), (131, 1001706), (146, 898791), (219, 599194), (262, 500853), (393, 333902), (438, 299597), (786, 166951), (2287, 57378), (4574, 28689), (6861, 19126), (9563, 13722)]