219091510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{15683}}^1$

素因数の和:15828

約数の個数: 32

約数和(自身を含む): 433631232

約数和(自身を除く): 214539722

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 15683, 31366, 78415, 156830, 172513, 345026, 862565, 1725130, 1991741, 3983482, 9958705, 19917410, 21909151, 43818302, 109545755, 219091510]

約数ペア:

[(1, 219091510), (2, 109545755), (5, 43818302), (10, 21909151), (11, 19917410), (22, 9958705), (55, 3983482), (110, 1991741), (127, 1725130), (254, 862565), (635, 345026), (1270, 172513), (1397, 156830), (2794, 78415), (6985, 31366), (13970, 15683)]