172904179

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{881}}^1$

素因数の和:987

約数の個数: 24

約数和(自身を含む): 210706272

約数和(自身を除く): 37802093

約数列:

[1, 7, 23, 53, 161, 371, 529, 881, 1219, 3703, 6167, 8533, 20263, 28037, 46693, 141841, 196259, 326851, 466049, 1073939, 3262343, 7517573, 24700597, 172904179]

約数ペア:

[(1, 172904179), (7, 24700597), (23, 7517573), (53, 3262343), (161, 1073939), (371, 466049), (529, 326851), (881, 196259), (1219, 141841), (3703, 46693), (6167, 28037), (8533, 20263)]