215532198

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{570191}}^1$

素因数の和:570209

約数の個数: 32

約数和(自身を含む): 547384320

約数和(自身を除く): 331852122

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 570191, 1140382, 1710573, 3421146, 3991337, 5131719, 7982674, 10263438, 11974011, 15395157, 23948022, 30790314, 35922033, 71844066, 107766099, 215532198]

約数ペア:

[(1, 215532198), (2, 107766099), (3, 71844066), (6, 35922033), (7, 30790314), (9, 23948022), (14, 15395157), (18, 11974011), (21, 10263438), (27, 7982674), (42, 5131719), (54, 3991337), (63, 3421146), (126, 1710573), (189, 1140382), (378, 570191)]