64103571

素因数分解:

$3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{6481}}^1$

素因数の和:6651

約数の個数: 24

約数和(自身を含む): 106512224

約数和(自身を除く): 42408653

約数列:

[1, 3, 7, 9, 21, 63, 157, 471, 1099, 1413, 3297, 6481, 9891, 19443, 45367, 58329, 136101, 408303, 1017517, 3052551, 7122619, 9157653, 21367857, 64103571]

約数ペア:

[(1, 64103571), (3, 21367857), (7, 9157653), (9, 7122619), (21, 3052551), (63, 1017517), (157, 408303), (471, 136101), (1099, 58329), (1413, 45367), (3297, 19443), (6481, 9891)]