28043095

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:231

約数の個数: 32

約数和(自身を含む): 36951552

約数和(自身を除く): 8908457

約数列:

[1, 5, 23, 43, 53, 107, 115, 215, 265, 535, 989, 1219, 2279, 2461, 4601, 4945, 5671, 6095, 11395, 12305, 23005, 28355, 52417, 105823, 130433, 243853, 262085, 529115, 652165, 1219265, 5608619, 28043095]

約数ペア:

[(1, 28043095), (5, 5608619), (23, 1219265), (43, 652165), (53, 529115), (107, 262085), (115, 243853), (215, 130433), (265, 105823), (535, 52417), (989, 28355), (1219, 23005), (2279, 12305), (2461, 11395), (4601, 6095), (4945, 5671)]