687492

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{113}}^1$

素因数の和:149

約数の個数: 54

約数和(自身を含む): 1898442

約数和(自身を除く): 1210950

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 113, 117, 156, 169, 226, 234, 338, 339, 452, 468, 507, 676, 678, 1014, 1017, 1356, 1469, 1521, 2028, 2034, 2938, 3042, 4068, 4407, 5876, 6084, 8814, 13221, 17628, 19097, 26442, 38194, 52884, 57291, 76388, 114582, 171873, 229164, 343746, 687492]

約数ペア:

[(1, 687492), (2, 343746), (3, 229164), (4, 171873), (6, 114582), (9, 76388), (12, 57291), (13, 52884), (18, 38194), (26, 26442), (36, 19097), (39, 17628), (52, 13221), (78, 8814), (113, 6084), (117, 5876), (156, 4407), (169, 4068), (226, 3042), (234, 2938), (338, 2034), (339, 2028), (452, 1521), (468, 1469), (507, 1356), (676, 1017), (678, 1014)]