40199991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{54251}}^1$

素因数の和:54286

約数の個数: 16

約数和(自身を含む): 60762240

約数和(自身を除く): 20562249

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 54251, 162753, 705263, 1030769, 2115789, 3092307, 13399997, 40199991]

約数ペア:

[(1, 40199991), (3, 13399997), (13, 3092307), (19, 2115789), (39, 1030769), (57, 705263), (247, 162753), (741, 54251)]