1999986687

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{2969}}^1$

素因数の和:3448

約数の個数: 32

約数和(自身を含む): 3019896000

約数和(自身を除く): 1019909313

約数列:

[1, 3, 9, 27, 61, 183, 409, 549, 1227, 1647, 2969, 3681, 8907, 11043, 24949, 26721, 74847, 80163, 181109, 224541, 543327, 673623, 1214321, 1629981, 3642963, 4889943, 10928889, 32786667, 74073581, 222220743, 666662229, 1999986687]

約数ペア:

[(1, 1999986687), (3, 666662229), (9, 222220743), (27, 74073581), (61, 32786667), (183, 10928889), (409, 4889943), (549, 3642963), (1227, 1629981), (1647, 1214321), (2969, 673623), (3681, 543327), (8907, 224541), (11043, 181109), (24949, 80163), (26721, 74847)]