201716816

素因数分解:

$2^4\times 7^1\times {\mathrm{643}}^1\times {\mathrm{2801}}^1$

素因数の和:3459

約数の個数: 40

約数和(自身を含む): 447513024

約数和(自身を除く): 245796208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 643, 1286, 2572, 2801, 4501, 5144, 5602, 9002, 10288, 11204, 18004, 19607, 22408, 36008, 39214, 44816, 72016, 78428, 156856, 313712, 1801043, 3602086, 7204172, 12607301, 14408344, 25214602, 28816688, 50429204, 100858408, 201716816]

約数ペア:

[(1, 201716816), (2, 100858408), (4, 50429204), (7, 28816688), (8, 25214602), (14, 14408344), (16, 12607301), (28, 7204172), (56, 3602086), (112, 1801043), (643, 313712), (1286, 156856), (2572, 78428), (2801, 72016), (4501, 44816), (5144, 39214), (5602, 36008), (9002, 22408), (10288, 19607), (11204, 18004)]