172273703

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{283}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 218112000

約数和(自身を除く): 45838297

約数列:

[1, 7, 19, 23, 133, 161, 199, 283, 437, 1393, 1981, 3059, 3781, 4577, 5377, 6509, 26467, 32039, 37639, 45563, 56317, 86963, 123671, 394219, 608741, 865697, 1070023, 1295291, 7490161, 9067037, 24610529, 172273703]

約数ペア:

[(1, 172273703), (7, 24610529), (19, 9067037), (23, 7490161), (133, 1295291), (161, 1070023), (199, 865697), (283, 608741), (437, 394219), (1393, 123671), (1981, 86963), (3059, 56317), (3781, 45563), (4577, 37639), (5377, 32039), (6509, 26467)]