215648406

素因数分解:

$2^1\times 3^6\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:792

約数の個数: 56

約数和(自身を含む): 487521720

約数和(自身を除く): 271873314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 353, 419, 486, 706, 729, 838, 1059, 1257, 1458, 2118, 2514, 3177, 3771, 6354, 7542, 9531, 11313, 19062, 22626, 28593, 33939, 57186, 67878, 85779, 101817, 147907, 171558, 203634, 257337, 295814, 305451, 443721, 514674, 610902, 887442, 1331163, 2662326, 3993489, 7986978, 11980467, 23960934, 35941401, 71882802, 107824203, 215648406]

約数ペア:

[(1, 215648406), (2, 107824203), (3, 71882802), (6, 35941401), (9, 23960934), (18, 11980467), (27, 7986978), (54, 3993489), (81, 2662326), (162, 1331163), (243, 887442), (353, 610902), (419, 514674), (486, 443721), (706, 305451), (729, 295814), (838, 257337), (1059, 203634), (1257, 171558), (1458, 147907), (2118, 101817), (2514, 85779), (3177, 67878), (3771, 57186), (6354, 33939), (7542, 28593), (9531, 22626), (11313, 19062)]