66156321

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 113073408

約数和(自身を除く): 46917087

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 163, 231, 251, 489, 539, 753, 1141, 1617, 1757, 1793, 2761, 3423, 5271, 5379, 7987, 8283, 12299, 12551, 19327, 23961, 36897, 37653, 40913, 57981, 87857, 122739, 135289, 263571, 286391, 405867, 450043, 859173, 1350129, 2004737, 3150301, 6014211, 9450903, 22052107, 66156321]

約数ペア:

[(1, 66156321), (3, 22052107), (7, 9450903), (11, 6014211), (21, 3150301), (33, 2004737), (49, 1350129), (77, 859173), (147, 450043), (163, 405867), (231, 286391), (251, 263571), (489, 135289), (539, 122739), (753, 87857), (1141, 57981), (1617, 40913), (1757, 37653), (1793, 36897), (2761, 23961), (3423, 19327), (5271, 12551), (5379, 12299), (7987, 8283)]