313637103

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1999}}^1$

素因数の和:2173

約数の個数: 40

約数和(自身を含む): 508200000

約数和(自身を除く): 194562897

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 149, 351, 447, 1053, 1341, 1937, 1999, 4023, 5811, 5997, 12069, 17433, 17991, 25987, 52299, 53973, 77961, 156897, 161919, 233883, 297851, 701649, 893553, 2104947, 2680659, 3872063, 8041977, 11616189, 24125931, 34848567, 104545701, 313637103]

約数ペア:

[(1, 313637103), (3, 104545701), (9, 34848567), (13, 24125931), (27, 11616189), (39, 8041977), (81, 3872063), (117, 2680659), (149, 2104947), (351, 893553), (447, 701649), (1053, 297851), (1341, 233883), (1937, 161919), (1999, 156897), (4023, 77961), (5811, 53973), (5997, 52299), (12069, 25987), (17433, 17991)]