81364084

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{4421}}^1$

素因数の和:4575

約数の個数: 24

約数和(自身を含む): 147093408

約数和(自身を除く): 65729324

約数列:

[1, 2, 4, 43, 86, 107, 172, 214, 428, 4421, 4601, 8842, 9202, 17684, 18404, 190103, 380206, 473047, 760412, 946094, 1892188, 20341021, 40682042, 81364084]

約数ペア:

[(1, 81364084), (2, 40682042), (4, 20341021), (43, 1892188), (86, 946094), (107, 760412), (172, 473047), (214, 380206), (428, 190103), (4421, 18404), (4601, 17684), (8842, 9202)]