220608387

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{3449}}^1$

素因数の和:3584

約数の個数: 32

約数和(自身を含む): 344448000

約数和(自身を除く): 123839613

約数列:

[1, 3, 9, 23, 27, 69, 103, 207, 309, 621, 927, 2369, 2781, 3449, 7107, 10347, 21321, 31041, 63963, 79327, 93123, 237981, 355247, 713943, 1065741, 2141829, 3197223, 8170681, 9591669, 24512043, 73536129, 220608387]

約数ペア:

[(1, 220608387), (3, 73536129), (9, 24512043), (23, 9591669), (27, 8170681), (69, 3197223), (103, 2141829), (207, 1065741), (309, 713943), (621, 355247), (927, 237981), (2369, 93123), (2781, 79327), (3449, 63963), (7107, 31041), (10347, 21321)]