8212281

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 13867008

約数和(自身を除く): 5654727

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 487, 511, 803, 1461, 1533, 2409, 3409, 5357, 5621, 10227, 16071, 16863, 35551, 37499, 106653, 112497, 248857, 391061, 746571, 1173183, 2737427, 8212281]

約数ペア:

[(1, 8212281), (3, 2737427), (7, 1173183), (11, 746571), (21, 391061), (33, 248857), (73, 112497), (77, 106653), (219, 37499), (231, 35551), (487, 16863), (511, 16071), (803, 10227), (1461, 5621), (1533, 5357), (2409, 3409)]