291275703

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{2357}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 452736000

約数和(自身を除く): 161460297

約数列:

[1, 3, 9, 23, 27, 69, 199, 207, 597, 621, 1791, 2357, 4577, 5373, 7071, 13731, 21213, 41193, 54211, 63639, 123579, 162633, 469043, 487899, 1407129, 1463697, 4221387, 10787989, 12664161, 32363967, 97091901, 291275703]

約数ペア:

[(1, 291275703), (3, 97091901), (9, 32363967), (23, 12664161), (27, 10787989), (69, 4221387), (199, 1463697), (207, 1407129), (597, 487899), (621, 469043), (1791, 162633), (2357, 123579), (4577, 63639), (5373, 54211), (7071, 41193), (13731, 21213)]