217543970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{5171}}^1$

素因数の和:5786

約数の個数: 32

約数和(自身を含む): 448350336

約数和(自身を除く): 230806366

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 601, 1202, 3005, 4207, 5171, 6010, 8414, 10342, 21035, 25855, 36197, 42070, 51710, 72394, 180985, 361970, 3107771, 6215542, 15538855, 21754397, 31077710, 43508794, 108771985, 217543970]

約数ペア:

[(1, 217543970), (2, 108771985), (5, 43508794), (7, 31077710), (10, 21754397), (14, 15538855), (35, 6215542), (70, 3107771), (601, 361970), (1202, 180985), (3005, 72394), (4207, 51710), (5171, 42070), (6010, 36197), (8414, 25855), (10342, 21035)]