123808636

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{4391}}^1$

素因数の和:4474

約数の個数: 48

約数和(自身を含む): 265628160

約数和(自身を除く): 141819524

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 53, 76, 106, 133, 212, 266, 371, 532, 742, 1007, 1484, 2014, 4028, 4391, 7049, 8782, 14098, 17564, 28196, 30737, 61474, 83429, 122948, 166858, 232723, 333716, 465446, 584003, 930892, 1168006, 1629061, 2336012, 3258122, 4421737, 6516244, 8843474, 17686948, 30952159, 61904318, 123808636]

約数ペア:

[(1, 123808636), (2, 61904318), (4, 30952159), (7, 17686948), (14, 8843474), (19, 6516244), (28, 4421737), (38, 3258122), (53, 2336012), (76, 1629061), (106, 1168006), (133, 930892), (212, 584003), (266, 465446), (371, 333716), (532, 232723), (742, 166858), (1007, 122948), (1484, 83429), (2014, 61474), (4028, 30737), (4391, 28196), (7049, 17564), (8782, 14098)]