396965247

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{2843}}^1$

素因数の和:3023

約数の個数: 32

約数和(自身を含む): 620674560

約数和(自身を除く): 223709313

約数列:

[1, 3, 7, 21, 61, 109, 183, 327, 427, 763, 1281, 2289, 2843, 6649, 8529, 19901, 19947, 46543, 59703, 139629, 173423, 309887, 520269, 929661, 1213961, 2169209, 3641883, 6507627, 18903107, 56709321, 132321749, 396965247]

約数ペア:

[(1, 396965247), (3, 132321749), (7, 56709321), (21, 18903107), (61, 6507627), (109, 3641883), (183, 2169209), (327, 1213961), (427, 929661), (763, 520269), (1281, 309887), (2289, 173423), (2843, 139629), (6649, 59703), (8529, 46543), (19901, 19947)]