15761278

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{211}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 27246240

約数和(自身を除く): 11484962

約数列:

[1, 2, 13, 17, 26, 34, 169, 211, 221, 338, 422, 442, 2197, 2743, 2873, 3587, 4394, 5486, 5746, 7174, 35659, 37349, 46631, 71318, 74698, 93262, 463567, 606203, 927134, 1212406, 7880639, 15761278]

約数ペア:

[(1, 15761278), (2, 7880639), (13, 1212406), (17, 927134), (26, 606203), (34, 463567), (169, 93262), (211, 74698), (221, 71318), (338, 46631), (422, 37349), (442, 35659), (2197, 7174), (2743, 5746), (2873, 5486), (3587, 4394)]