28872137

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{733}}^1$

素因数の和:1088

約数の個数: 16

約数和(自身を含む): 35091072

約数和(自身を除く): 6218935

約数列:

[1, 7, 17, 119, 331, 733, 2317, 5131, 5627, 12461, 39389, 87227, 242623, 1698361, 4124591, 28872137]

約数ペア:

[(1, 28872137), (7, 4124591), (17, 1698361), (119, 242623), (331, 87227), (733, 39389), (2317, 12461), (5131, 5627)]