31132179

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{503}}^1$

素因数の和:568

約数の個数: 36

約数和(自身を含む): 50725584

約数和(自身を除く): 19593405

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 299, 503, 529, 897, 1509, 1587, 2691, 4527, 4761, 6539, 6877, 11569, 19617, 20631, 34707, 58851, 61893, 104121, 150397, 266087, 451191, 798261, 1353573, 2394783, 3459131, 10377393, 31132179]

約数ペア:

[(1, 31132179), (3, 10377393), (9, 3459131), (13, 2394783), (23, 1353573), (39, 798261), (69, 451191), (117, 266087), (207, 150397), (299, 104121), (503, 61893), (529, 58851), (897, 34707), (1509, 20631), (1587, 19617), (2691, 11569), (4527, 6877), (4761, 6539)]