218208068

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{7873}}^1$

素因数の和:7944

約数の個数: 36

約数和(自身を含む): 423636948

約数和(自身を除く): 205428880

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 169, 338, 533, 676, 1066, 2132, 6929, 7873, 13858, 15746, 27716, 31492, 102349, 204698, 322793, 409396, 645586, 1291172, 1330537, 2661074, 4196309, 5322148, 8392618, 16785236, 54552017, 109104034, 218208068]

約数ペア:

[(1, 218208068), (2, 109104034), (4, 54552017), (13, 16785236), (26, 8392618), (41, 5322148), (52, 4196309), (82, 2661074), (164, 1330537), (169, 1291172), (338, 645586), (533, 409396), (676, 322793), (1066, 204698), (2132, 102349), (6929, 31492), (7873, 27716), (13858, 15746)]