81103806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{643681}}^1$

素因数の和:643696

約数の個数: 24

約数和(自身を含む): 200828784

約数和(自身を除く): 119724978

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 643681, 1287362, 1931043, 3862086, 4505767, 5793129, 9011534, 11586258, 13517301, 27034602, 40551903, 81103806]

約数ペア:

[(1, 81103806), (2, 40551903), (3, 27034602), (6, 13517301), (7, 11586258), (9, 9011534), (14, 5793129), (18, 4505767), (21, 3862086), (42, 1931043), (63, 1287362), (126, 643681)]