28786473

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2081}}^1$

素因数の和:2169

約数の個数: 24

約数和(自身を含む): 43846920

約数和(自身を除く): 15060447

約数列:

[1, 3, 9, 29, 53, 87, 159, 261, 477, 1537, 2081, 4611, 6243, 13833, 18729, 60349, 110293, 181047, 330879, 543141, 992637, 3198497, 9595491, 28786473]

約数ペア:

[(1, 28786473), (3, 9595491), (9, 3198497), (29, 992637), (53, 543141), (87, 330879), (159, 181047), (261, 110293), (477, 60349), (1537, 18729), (2081, 13833), (4611, 6243)]