161606916

素因数分解:

$2^2\times 3^2\times {\mathrm{4489081}}^1$

素因数の和:4489091

約数の個数: 18

約数和(自身を含む): 408506462

約数和(自身を除く): 246899546

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 4489081, 8978162, 13467243, 17956324, 26934486, 40401729, 53868972, 80803458, 161606916]

約数ペア:

[(1, 161606916), (2, 80803458), (3, 53868972), (4, 40401729), (6, 26934486), (9, 17956324), (12, 13467243), (18, 8978162), (36, 4489081)]