201612390189

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1579}}^1\times {\mathrm{320009}}^1$

素因数の和:321617

約数の個数: 32

約数和(自身を含む): 323594112000

約数和(自身を除く): 121981721811

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1579, 4737, 11053, 30001, 33159, 90003, 210007, 320009, 630021, 960027, 2240063, 6080171, 6720189, 18240513, 42561197, 127683591, 505294211, 1515882633, 3537059477, 9600590009, 10611178431, 28801770027, 67204130063, 201612390189]

約数ペア:

[(1, 201612390189), (3, 67204130063), (7, 28801770027), (19, 10611178431), (21, 9600590009), (57, 3537059477), (133, 1515882633), (399, 505294211), (1579, 127683591), (4737, 42561197), (11053, 18240513), (30001, 6720189), (33159, 6080171), (90003, 2240063), (210007, 960027), (320009, 630021)]