638586429

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{2539}}^1\times {\mathrm{6449}}^1$

素因数の和:9004

約数の個数: 16

約数和(自身を含む): 917448000

約数和(自身を除く): 278861571

約数列:

[1, 3, 13, 39, 2539, 6449, 7617, 19347, 33007, 83837, 99021, 251511, 16374011, 49122033, 212862143, 638586429]

約数ペア:

[(1, 638586429), (3, 212862143), (13, 49122033), (39, 16374011), (2539, 251511), (6449, 99021), (7617, 83837), (19347, 33007)]