138836637

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 222393600

約数和(自身を除く): 83556963

約数列:

[1, 3, 9, 17, 43, 47, 51, 129, 141, 153, 387, 423, 449, 731, 799, 1347, 2021, 2193, 2397, 4041, 6063, 6579, 7191, 7633, 18189, 19307, 21103, 22899, 34357, 57921, 63309, 68697, 103071, 173763, 189927, 309213, 328219, 358751, 907429, 984657, 1076253, 2722287, 2953971, 3228759, 8166861, 15426293, 46278879, 138836637]

約数ペア:

[(1, 138836637), (3, 46278879), (9, 15426293), (17, 8166861), (43, 3228759), (47, 2953971), (51, 2722287), (129, 1076253), (141, 984657), (153, 907429), (387, 358751), (423, 328219), (449, 309213), (731, 189927), (799, 173763), (1347, 103071), (2021, 68697), (2193, 63309), (2397, 57921), (4041, 34357), (6063, 22899), (6579, 21103), (7191, 19307), (7633, 18189)]