218676887

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:192

約数の個数: 48

約数和(自身を含む): 274294944

約数和(自身を除く): 55618057

約数列:

[1, 11, 13, 43, 53, 61, 121, 143, 473, 559, 583, 671, 689, 793, 1573, 2279, 2623, 3233, 5203, 6149, 6413, 7381, 7579, 8723, 25069, 28853, 29627, 34099, 35563, 42029, 67639, 83369, 95953, 139019, 275759, 317383, 325897, 375089, 391193, 462319, 1529209, 1807247, 3584867, 4125979, 5085509, 16821299, 19879717, 218676887]

約数ペア:

[(1, 218676887), (11, 19879717), (13, 16821299), (43, 5085509), (53, 4125979), (61, 3584867), (121, 1807247), (143, 1529209), (473, 462319), (559, 391193), (583, 375089), (671, 325897), (689, 317383), (793, 275759), (1573, 139019), (2279, 95953), (2623, 83369), (3233, 67639), (5203, 42029), (6149, 35563), (6413, 34099), (7381, 29627), (7579, 28853), (8723, 25069)]