158966829

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 279351072

約数和(自身を除く): 120384243

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 83, 101, 129, 147, 249, 301, 303, 387, 441, 581, 707, 747, 903, 909, 1743, 2107, 2121, 2709, 3569, 4067, 4343, 4949, 5229, 6321, 6363, 8383, 10707, 12201, 13029, 14847, 18963, 24983, 25149, 30401, 32121, 36603, 39087, 44541, 58681, 74949, 75447, 91203, 174881, 176043, 212807, 224847, 273609, 360469, 410767, 524643, 528129, 638421, 1081407, 1232301, 1573929, 1915263, 2523283, 3244221, 3696903, 7569849, 17662981, 22709547, 52988943, 158966829]

約数ペア:

[(1, 158966829), (3, 52988943), (7, 22709547), (9, 17662981), (21, 7569849), (43, 3696903), (49, 3244221), (63, 2523283), (83, 1915263), (101, 1573929), (129, 1232301), (147, 1081407), (249, 638421), (301, 528129), (303, 524643), (387, 410767), (441, 360469), (581, 273609), (707, 224847), (747, 212807), (903, 176043), (909, 174881), (1743, 91203), (2107, 75447), (2121, 74949), (2709, 58681), (3569, 44541), (4067, 39087), (4343, 36603), (4949, 32121), (5229, 30401), (6321, 25149), (6363, 24983), (8383, 18963), (10707, 14847), (12201, 13029)]