209271636

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{17669}}^1$

素因数の和:17733

約数の個数: 72

約数和(自身を含む): 617460480

約数和(自身を除く): 408188844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 47, 63, 84, 94, 126, 141, 188, 252, 282, 329, 423, 564, 658, 846, 987, 1316, 1692, 1974, 2961, 3948, 5922, 11844, 17669, 35338, 53007, 70676, 106014, 123683, 159021, 212028, 247366, 318042, 371049, 494732, 636084, 742098, 830443, 1113147, 1484196, 1660886, 2226294, 2491329, 3321772, 4452588, 4982658, 5813101, 7473987, 9965316, 11626202, 14947974, 17439303, 23252404, 29895948, 34878606, 52317909, 69757212, 104635818, 209271636]

約数ペア:

[(1, 209271636), (2, 104635818), (3, 69757212), (4, 52317909), (6, 34878606), (7, 29895948), (9, 23252404), (12, 17439303), (14, 14947974), (18, 11626202), (21, 9965316), (28, 7473987), (36, 5813101), (42, 4982658), (47, 4452588), (63, 3321772), (84, 2491329), (94, 2226294), (126, 1660886), (141, 1484196), (188, 1113147), (252, 830443), (282, 742098), (329, 636084), (423, 494732), (564, 371049), (658, 318042), (846, 247366), (987, 212028), (1316, 159021), (1692, 123683), (1974, 106014), (2961, 70676), (3948, 53007), (5922, 35338), (11844, 17669)]