28173183

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{1783}}^1$

素因数の和:2038

約数の個数: 16

約数和(自身を含む): 39390720

約数和(自身を除く): 11217537

約数列:

[1, 3, 23, 69, 229, 687, 1783, 5267, 5349, 15801, 41009, 123027, 408307, 1224921, 9391061, 28173183]

約数ペア:

[(1, 28173183), (3, 9391061), (23, 1224921), (69, 408307), (229, 123027), (687, 41009), (1783, 15801), (5267, 5349)]