199327821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37517}}^1$

素因数の和:37561

約数の個数: 32

約数和(自身を含む): 345765888

約数和(自身を除く): 146438067

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 5313, 37517, 112551, 262619, 412687, 787857, 862891, 1238061, 2588673, 2888809, 6040237, 8666427, 9491801, 18120711, 28475403, 66442607, 199327821]

約数ペア:

[(1, 199327821), (3, 66442607), (7, 28475403), (11, 18120711), (21, 9491801), (23, 8666427), (33, 6040237), (69, 2888809), (77, 2588673), (161, 1238061), (231, 862891), (253, 787857), (483, 412687), (759, 262619), (1771, 112551), (5313, 37517)]