1999202283

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{63997}}^1$

素因数の和:64108

約数の個数: 32

約数和(自身を含む): 3225499200

約数和(自身を除く): 1226296917

約数列:

[1, 3, 9, 13, 27, 39, 89, 117, 267, 351, 801, 1157, 2403, 3471, 10413, 31239, 63997, 191991, 575973, 831961, 1727919, 2495883, 5695733, 7487649, 17087199, 22462947, 51261597, 74044529, 153784791, 222133587, 666400761, 1999202283]

約数ペア:

[(1, 1999202283), (3, 666400761), (9, 222133587), (13, 153784791), (27, 74044529), (39, 51261597), (89, 22462947), (117, 17087199), (267, 7487649), (351, 5695733), (801, 2495883), (1157, 1727919), (2403, 831961), (3471, 575973), (10413, 191991), (31239, 63997)]