81830406

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1948343}}^1$

素因数の和:1948355

約数の個数: 16

約数和(自身を含む): 187041024

約数和(自身を除く): 105210618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1948343, 3896686, 5845029, 11690058, 13638401, 27276802, 40915203, 81830406]

約数ペア:

[(1, 81830406), (2, 40915203), (3, 27276802), (6, 13638401), (7, 11690058), (14, 5845029), (21, 3896686), (42, 1948343)]