220887772

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{8209}}^1$

素因数の和:8282

約数の個数: 36

約数和(自身を含む): 456541680

約数和(自身を除く): 235653908

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 3844, 6727, 8209, 13454, 16418, 26908, 32836, 57463, 114926, 229852, 254479, 508958, 1017916, 1781353, 3562706, 7125412, 7888849, 15777698, 31555396, 55221943, 110443886, 220887772]

約数ペア:

[(1, 220887772), (2, 110443886), (4, 55221943), (7, 31555396), (14, 15777698), (28, 7888849), (31, 7125412), (62, 3562706), (124, 1781353), (217, 1017916), (434, 508958), (868, 254479), (961, 229852), (1922, 114926), (3844, 57463), (6727, 32836), (8209, 26908), (13454, 16418)]