39809917

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:652

約数の個数: 16

約数和(自身を含む): 46435840

約数和(自身を除く): 6625923

約数列:

[1, 7, 79, 193, 373, 553, 1351, 2611, 15247, 29467, 71989, 106729, 206269, 503923, 5687131, 39809917]

約数ペア:

[(1, 39809917), (7, 5687131), (79, 503923), (193, 206269), (373, 106729), (553, 71989), (1351, 29467), (2611, 15247)]