28459054

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 51048144

約数和(自身を除く): 22589090

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 67, 134, 221, 403, 442, 527, 806, 871, 961, 1054, 1139, 1742, 1922, 2077, 2278, 4154, 6851, 12493, 13702, 14807, 16337, 24986, 27001, 29614, 32674, 35309, 54002, 64387, 70618, 128774, 212381, 424762, 459017, 837031, 918034, 1094579, 1674062, 2189158, 14229527, 28459054]

約数ペア:

[(1, 28459054), (2, 14229527), (13, 2189158), (17, 1674062), (26, 1094579), (31, 918034), (34, 837031), (62, 459017), (67, 424762), (134, 212381), (221, 128774), (403, 70618), (442, 64387), (527, 54002), (806, 35309), (871, 32674), (961, 29614), (1054, 27001), (1139, 24986), (1742, 16337), (1922, 14807), (2077, 13702), (2278, 12493), (4154, 6851)]