261649644

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{2293}}^1$

素因数の和:2594

約数の個数: 48

約数和(自身を含む): 629730528

約数和(自身を除く): 368080884

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 257, 444, 514, 771, 1028, 1542, 2293, 3084, 4586, 6879, 9172, 9509, 13758, 19018, 27516, 28527, 38036, 57054, 84841, 114108, 169682, 254523, 339364, 509046, 589301, 1018092, 1178602, 1767903, 2357204, 3535806, 7071612, 21804137, 43608274, 65412411, 87216548, 130824822, 261649644]

約数ペア:

[(1, 261649644), (2, 130824822), (3, 87216548), (4, 65412411), (6, 43608274), (12, 21804137), (37, 7071612), (74, 3535806), (111, 2357204), (148, 1767903), (222, 1178602), (257, 1018092), (444, 589301), (514, 509046), (771, 339364), (1028, 254523), (1542, 169682), (2293, 114108), (3084, 84841), (4586, 57054), (6879, 38036), (9172, 28527), (9509, 27516), (13758, 19018)]