11881917

素因数分解:

$3^3\times {\mathrm{157}}^1\times {\mathrm{2803}}^1$

素因数の和:2969

約数の個数: 16

約数和(自身を含む): 17721280

約数和(自身を除く): 5839363

約数列:

[1, 3, 9, 27, 157, 471, 1413, 2803, 4239, 8409, 25227, 75681, 440071, 1320213, 3960639, 11881917]

約数ペア:

[(1, 11881917), (3, 3960639), (9, 1320213), (27, 440071), (157, 75681), (471, 25227), (1413, 8409), (2803, 4239)]