201637620821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1\times {\mathrm{78427}}^1$

素因数の和:79953

約数の個数: 32

約数和(自身を含む): 261409935360

約数和(自身を除く): 59772314539

約数列:

[1, 7, 13, 19, 91, 133, 247, 1487, 1729, 10409, 19331, 28253, 78427, 135317, 197771, 367289, 548989, 1019551, 1490113, 2571023, 7136857, 10430791, 19371469, 116620949, 135600283, 816346643, 1516072337, 2215798031, 10612506359, 15510586217, 28805374403, 201637620821]

約数ペア:

[(1, 201637620821), (7, 28805374403), (13, 15510586217), (19, 10612506359), (91, 2215798031), (133, 1516072337), (247, 816346643), (1487, 135600283), (1729, 116620949), (10409, 19371469), (19331, 10430791), (28253, 7136857), (78427, 2571023), (135317, 1490113), (197771, 1019551), (367289, 548989)]