217328482945

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6991}}^1\times {\mathrm{11243}}^1$

素因数の和:18325

約数の個数: 32

約数和(自身を含む): 301893304320

約数和(自身を除く): 84564821375

約数列:

[1, 5, 7, 35, 79, 395, 553, 2765, 6991, 11243, 34955, 48937, 56215, 78701, 244685, 393505, 552289, 888197, 2761445, 3866023, 4440985, 6217379, 19330115, 31086895, 78599813, 392999065, 550198691, 2750993455, 6209385227, 31046926135, 43465696589, 217328482945]

約数ペア:

[(1, 217328482945), (5, 43465696589), (7, 31046926135), (35, 6209385227), (79, 2750993455), (395, 550198691), (553, 392999065), (2765, 78599813), (6991, 31086895), (11243, 19330115), (34955, 6217379), (48937, 4440985), (56215, 3866023), (78701, 2761445), (244685, 888197), (393505, 552289)]