1215694857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1\times {\mathrm{613}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 1764036736

約数和(自身を除く): 548341879

約数列:

[1, 3, 13, 39, 211, 241, 613, 633, 723, 1839, 2743, 3133, 7969, 8229, 9399, 23907, 50851, 129343, 147733, 152553, 388029, 443199, 661063, 1681459, 1920529, 1983189, 5044377, 5761587, 31171663, 93514989, 405231619, 1215694857]

約数ペア:

[(1, 1215694857), (3, 405231619), (13, 93514989), (39, 31171663), (211, 5761587), (241, 5044377), (613, 1983189), (633, 1920529), (723, 1681459), (1839, 661063), (2743, 443199), (3133, 388029), (7969, 152553), (8229, 147733), (9399, 129343), (23907, 50851)]