25749381

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20101}}^1$

素因数の和:20172

約数の個数: 16

約数和(自身を含む): 39882368

約数和(自身を除く): 14132987

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 20101, 60303, 140707, 422121, 1226161, 3678483, 8583127, 25749381]

約数ペア:

[(1, 25749381), (3, 8583127), (7, 3678483), (21, 1226161), (61, 422121), (183, 140707), (427, 60303), (1281, 20101)]