643940946

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{1709}}^1$

素因数の和:1912

約数の個数: 72

約数和(自身を含む): 1543339980

約数和(自身を除く): 899399034

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 173, 198, 242, 346, 363, 519, 726, 1038, 1089, 1557, 1709, 1903, 2178, 3114, 3418, 3806, 5127, 5709, 10254, 11418, 15381, 17127, 18799, 20933, 30762, 34254, 37598, 41866, 56397, 62799, 112794, 125598, 169191, 188397, 206789, 295657, 338382, 376794, 413578, 591314, 620367, 886971, 1240734, 1773942, 1861101, 2660913, 3252227, 3722202, 5321826, 6504454, 9756681, 19513362, 29270043, 35774497, 58540086, 71548994, 107323491, 214646982, 321970473, 643940946]

約数ペア:

[(1, 643940946), (2, 321970473), (3, 214646982), (6, 107323491), (9, 71548994), (11, 58540086), (18, 35774497), (22, 29270043), (33, 19513362), (66, 9756681), (99, 6504454), (121, 5321826), (173, 3722202), (198, 3252227), (242, 2660913), (346, 1861101), (363, 1773942), (519, 1240734), (726, 886971), (1038, 620367), (1089, 591314), (1557, 413578), (1709, 376794), (1903, 338382), (2178, 295657), (3114, 206789), (3418, 188397), (3806, 169191), (5127, 125598), (5709, 112794), (10254, 62799), (11418, 56397), (15381, 41866), (17127, 37598), (18799, 34254), (20933, 30762)]