3989811

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{607}}^1$

素因数の和:930

約数の個数: 16

約数和(自身を含む): 6109184

約数和(自身を除く): 2119373

約数列:

[1, 3, 7, 21, 313, 607, 939, 1821, 2191, 4249, 6573, 12747, 189991, 569973, 1329937, 3989811]

約数ペア:

[(1, 3989811), (3, 1329937), (7, 569973), (21, 189991), (313, 12747), (607, 6573), (939, 4249), (1821, 2191)]