20131471377

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{491503}}^1$

素因数の和:491590

約数の個数: 32

約数和(自身を含む): 31377615360

約数和(自身を除く): 11246143983

約数列:

[1, 3, 9, 27, 37, 41, 111, 123, 333, 369, 999, 1107, 1517, 4551, 13653, 40959, 491503, 1474509, 4423527, 13270581, 18185611, 20151623, 54556833, 60454869, 163670499, 181364607, 491011497, 544093821, 745610051, 2236830153, 6710490459, 20131471377]

約数ペア:

[(1, 20131471377), (3, 6710490459), (9, 2236830153), (27, 745610051), (37, 544093821), (41, 491011497), (111, 181364607), (123, 163670499), (333, 60454869), (369, 54556833), (999, 20151623), (1107, 18185611), (1517, 13270581), (4551, 4423527), (13653, 1474509), (40959, 491503)]