689364

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:517

約数の個数: 48

約数和(自身を含む): 1928640

約数和(自身を除く): 1239276

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 491, 702, 982, 1404, 1473, 1964, 2946, 4419, 5892, 6383, 8838, 12766, 13257, 17676, 19149, 25532, 26514, 38298, 53028, 57447, 76596, 114894, 172341, 229788, 344682, 689364]

約数ペア:

[(1, 689364), (2, 344682), (3, 229788), (4, 172341), (6, 114894), (9, 76596), (12, 57447), (13, 53028), (18, 38298), (26, 26514), (27, 25532), (36, 19149), (39, 17676), (52, 13257), (54, 12766), (78, 8838), (108, 6383), (117, 5892), (156, 4419), (234, 2946), (351, 1964), (468, 1473), (491, 1404), (702, 982)]