25599213

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:526

約数の個数: 32

約数和(自身を含む): 40320000

約数和(自身を除く): 14720787

約数列:

[1, 3, 9, 19, 27, 57, 139, 171, 359, 417, 513, 1077, 1251, 2641, 3231, 3753, 6821, 7923, 9693, 20463, 23769, 49901, 61389, 71307, 149703, 184167, 449109, 948119, 1347327, 2844357, 8533071, 25599213]

約数ペア:

[(1, 25599213), (3, 8533071), (9, 2844357), (19, 1347327), (27, 948119), (57, 449109), (139, 184167), (171, 149703), (359, 71307), (417, 61389), (513, 49901), (1077, 23769), (1251, 20463), (2641, 9693), (3231, 7923), (3753, 6821)]