2178780978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{2531}}^1\times {\mathrm{13043}}^1$

素因数の和:15590

約数の個数: 32

約数和(自身を含む): 4755946752

約数和(自身を除く): 2577165774

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 2531, 5062, 7593, 13043, 15186, 26086, 27841, 39129, 55682, 78258, 83523, 143473, 167046, 286946, 430419, 860838, 33011833, 66023666, 99035499, 198070998, 363130163, 726260326, 1089390489, 2178780978]

約数ペア:

[(1, 2178780978), (2, 1089390489), (3, 726260326), (6, 363130163), (11, 198070998), (22, 99035499), (33, 66023666), (66, 33011833), (2531, 860838), (5062, 430419), (7593, 286946), (13043, 167046), (15186, 143473), (26086, 83523), (27841, 78258), (39129, 55682)]