254755396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2311}}^1$

素因数の和:2480

約数の個数: 48

約数和(自身を含む): 530317312

約数和(自身を除く): 275561916

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 127, 217, 254, 434, 508, 868, 889, 1778, 2311, 3556, 3937, 4622, 7874, 9244, 15748, 16177, 27559, 32354, 55118, 64708, 71641, 110236, 143282, 286564, 293497, 501487, 586994, 1002974, 1173988, 2005948, 2054479, 4108958, 8217916, 9098407, 18196814, 36393628, 63688849, 127377698, 254755396]

約数ペア:

[(1, 254755396), (2, 127377698), (4, 63688849), (7, 36393628), (14, 18196814), (28, 9098407), (31, 8217916), (62, 4108958), (124, 2054479), (127, 2005948), (217, 1173988), (254, 1002974), (434, 586994), (508, 501487), (868, 293497), (889, 286564), (1778, 143282), (2311, 110236), (3556, 71641), (3937, 64708), (4622, 55118), (7874, 32354), (9244, 27559), (15748, 16177)]