25427121

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 38257920

約数和(自身を除く): 12830799

約数列:

[1, 3, 17, 23, 51, 53, 69, 159, 391, 409, 901, 1173, 1219, 1227, 2703, 3657, 6953, 9407, 20723, 20859, 21677, 28221, 62169, 65031, 159919, 368509, 479757, 498571, 1105527, 1495713, 8475707, 25427121]

約数ペア:

[(1, 25427121), (3, 8475707), (17, 1495713), (23, 1105527), (51, 498571), (53, 479757), (69, 368509), (159, 159919), (391, 65031), (409, 62169), (901, 28221), (1173, 21677), (1219, 20859), (1227, 20723), (2703, 9407), (3657, 6953)]