66377703

素因数分解:

$3^1\times 7^3\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 104025600

約数和(自身を除く): 37647897

約数列:

[1, 3, 7, 21, 49, 147, 251, 257, 343, 753, 771, 1029, 1757, 1799, 5271, 5397, 12299, 12593, 36897, 37779, 64507, 86093, 88151, 193521, 258279, 264453, 451549, 1354647, 3160843, 9482529, 22125901, 66377703]

約数ペア:

[(1, 66377703), (3, 22125901), (7, 9482529), (21, 3160843), (49, 1354647), (147, 451549), (251, 264453), (257, 258279), (343, 193521), (753, 88151), (771, 86093), (1029, 64507), (1757, 37779), (1799, 36897), (5271, 12593), (5397, 12299)]