156721666347

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{1997}}^1\times {\mathrm{7877}}^1$

素因数の和:9930

約数の個数: 48

約数和(自身を含む): 240636850272

約数和(自身を除く): 83915183925

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 1997, 3321, 5991, 7877, 9963, 17973, 23631, 53919, 70893, 81877, 161757, 212679, 245631, 322957, 485271, 638037, 736893, 968871, 1914111, 2210679, 2906613, 6632037, 8719839, 15730369, 19896111, 26159517, 47191107, 78478551, 141573321, 424719963, 644945129, 1274159889, 1934835387, 3822479667, 5804506161, 17413518483, 52240555449, 156721666347]

約数ペア:

[(1, 156721666347), (3, 52240555449), (9, 17413518483), (27, 5804506161), (41, 3822479667), (81, 1934835387), (123, 1274159889), (243, 644945129), (369, 424719963), (1107, 141573321), (1997, 78478551), (3321, 47191107), (5991, 26159517), (7877, 19896111), (9963, 15730369), (17973, 8719839), (23631, 6632037), (53919, 2906613), (70893, 2210679), (81877, 1914111), (161757, 968871), (212679, 736893), (245631, 638037), (322957, 485271)]