255221186

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1271

約数の個数: 48

約数和(自身を含む): 452753280

約数和(自身を除く): 197532094

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 121, 209, 242, 418, 517, 893, 1034, 1181, 1786, 2299, 2362, 4598, 5687, 9823, 11374, 12991, 19646, 22439, 25982, 44878, 55507, 108053, 111014, 142901, 216106, 246829, 285802, 493658, 610577, 1054633, 1221154, 2109266, 2715119, 5430238, 6716347, 11600963, 13432694, 23201926, 127610593, 255221186]

約数ペア:

[(1, 255221186), (2, 127610593), (11, 23201926), (19, 13432694), (22, 11600963), (38, 6716347), (47, 5430238), (94, 2715119), (121, 2109266), (209, 1221154), (242, 1054633), (418, 610577), (517, 493658), (893, 285802), (1034, 246829), (1181, 216106), (1786, 142901), (2299, 111014), (2362, 108053), (4598, 55507), (5687, 44878), (9823, 25982), (11374, 22439), (12991, 19646)]