187492779

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21499}}^1$

素因数の和:21544

約数の個数: 32

約数和(自身を含む): 309600000

約数和(自身を除く): 122107221

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 323, 459, 513, 969, 2907, 8721, 21499, 64497, 193491, 365483, 408481, 580473, 1096449, 1225443, 3289347, 3676329, 6944177, 9868041, 11028987, 20832531, 62497593, 187492779]

約数ペア:

[(1, 187492779), (3, 62497593), (9, 20832531), (17, 11028987), (19, 9868041), (27, 6944177), (51, 3676329), (57, 3289347), (153, 1225443), (171, 1096449), (323, 580473), (459, 408481), (513, 365483), (969, 193491), (2907, 64497), (8721, 21499)]