81688218

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{316621}}^1$

素因数の和:316669

約数の個数: 16

約数和(自身を含む): 167176416

約数和(自身を除く): 85488198

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 316621, 633242, 949863, 1899726, 13614703, 27229406, 40844109, 81688218]

約数ペア:

[(1, 81688218), (2, 40844109), (3, 27229406), (6, 13614703), (43, 1899726), (86, 949863), (129, 633242), (258, 316621)]