209127891

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{13967}}^1$

素因数の和:14031

約数の個数: 32

約数和(自身を含む): 343277568

約数和(自身を除く): 134149677

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2139, 4991, 13967, 14973, 41901, 97769, 293307, 321241, 432977, 963723, 1298931, 2248687, 3030839, 6746061, 9092517, 9958471, 29875413, 69709297, 209127891]

約数ペア:

[(1, 209127891), (3, 69709297), (7, 29875413), (21, 9958471), (23, 9092517), (31, 6746061), (69, 3030839), (93, 2248687), (161, 1298931), (217, 963723), (483, 432977), (651, 321241), (713, 293307), (2139, 97769), (4991, 41901), (13967, 14973)]