181573262

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 311960880

約数和(自身を除く): 130387618

約数列:

[1, 2, 13, 26, 31, 43, 62, 86, 169, 338, 403, 559, 806, 961, 1118, 1333, 1922, 2197, 2666, 4394, 5239, 7267, 10478, 12493, 14534, 17329, 24986, 34658, 41323, 68107, 82646, 94471, 136214, 162409, 188942, 225277, 324818, 450554, 537199, 1074398, 2111317, 2928601, 4222634, 5857202, 6983587, 13967174, 90786631, 181573262]

約数ペア:

[(1, 181573262), (2, 90786631), (13, 13967174), (26, 6983587), (31, 5857202), (43, 4222634), (62, 2928601), (86, 2111317), (169, 1074398), (338, 537199), (403, 450554), (559, 324818), (806, 225277), (961, 188942), (1118, 162409), (1333, 136214), (1922, 94471), (2197, 82646), (2666, 68107), (4394, 41323), (5239, 34658), (7267, 24986), (10478, 17329), (12493, 14534)]