42875985

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{997}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 71281152

約数和(自身を除く): 28405167

約数列:

[1, 3, 5, 15, 47, 61, 141, 183, 235, 305, 705, 915, 997, 2867, 2991, 4985, 8601, 14335, 14955, 43005, 46859, 60817, 140577, 182451, 234295, 304085, 702885, 912255, 2858399, 8575197, 14291995, 42875985]

約数ペア:

[(1, 42875985), (3, 14291995), (5, 8575197), (15, 2858399), (47, 912255), (61, 702885), (141, 304085), (183, 234295), (235, 182451), (305, 140577), (705, 60817), (915, 46859), (997, 43005), (2867, 14955), (2991, 14335), (4985, 8601)]