17640369

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{13901}}^1$

素因数の和:13957

約数の個数: 16

約数和(自身を含む): 26691840

約数和(自身を除く): 9051471

約数列:

[1, 3, 9, 27, 47, 141, 423, 1269, 13901, 41703, 125109, 375327, 653347, 1960041, 5880123, 17640369]

約数ペア:

[(1, 17640369), (3, 5880123), (9, 1960041), (27, 653347), (47, 375327), (141, 125109), (423, 41703), (1269, 13901)]