257792145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1322011}}^1$

素因数の和:1322032

約数の個数: 16

約数和(自身を含む): 444196032

約数和(自身を除く): 186403887

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1322011, 3966033, 6610055, 17186143, 19830165, 51558429, 85930715, 257792145]

約数ペア:

[(1, 257792145), (3, 85930715), (5, 51558429), (13, 19830165), (15, 17186143), (39, 6610055), (65, 3966033), (195, 1322011)]