27858681

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{397}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 43557120

約数和(自身を除く): 15698439

約数列:

[1, 3, 9, 23, 27, 69, 113, 207, 339, 397, 621, 1017, 1191, 2599, 3051, 3573, 7797, 9131, 10719, 23391, 27393, 44861, 70173, 82179, 134583, 246537, 403749, 1031803, 1211247, 3095409, 9286227, 27858681]

約数ペア:

[(1, 27858681), (3, 9286227), (9, 3095409), (23, 1211247), (27, 1031803), (69, 403749), (113, 246537), (207, 134583), (339, 82179), (397, 70173), (621, 44861), (1017, 27393), (1191, 23391), (2599, 10719), (3051, 9131), (3573, 7797)]