1309968009

素因数分解:

$3^2\times 7^2\times {\mathrm{1483}}^1\times {\mathrm{2003}}^1$

素因数の和:3506

約数の個数: 36

約数和(自身を含む): 2203686576

約数和(自身を除く): 893718567

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1483, 2003, 4449, 6009, 10381, 13347, 14021, 18027, 31143, 42063, 72667, 93429, 98147, 126189, 218001, 294441, 654003, 883323, 2970449, 8911347, 20793143, 26734041, 62379429, 145552001, 187138287, 436656003, 1309968009]

約数ペア:

[(1, 1309968009), (3, 436656003), (7, 187138287), (9, 145552001), (21, 62379429), (49, 26734041), (63, 20793143), (147, 8911347), (441, 2970449), (1483, 883323), (2003, 654003), (4449, 294441), (6009, 218001), (10381, 126189), (13347, 98147), (14021, 93429), (18027, 72667), (31143, 42063)]