198996966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 539688960

約数和(自身を除く): 340691994

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 47, 54, 63, 69, 94, 126, 138, 141, 161, 189, 207, 282, 322, 329, 378, 414, 423, 483, 487, 621, 658, 846, 966, 974, 987, 1081, 1242, 1269, 1449, 1461, 1974, 2162, 2538, 2898, 2922, 2961, 3243, 3409, 4347, 4383, 5922, 6486, 6818, 7567, 8694, 8766, 8883, 9729, 10227, 11201, 13149, 15134, 17766, 19458, 20454, 22402, 22701, 22889, 26298, 29187, 30681, 33603, 45402, 45778, 58374, 61362, 67206, 68103, 68667, 78407, 92043, 100809, 136206, 137334, 156814, 160223, 184086, 201618, 204309, 206001, 235221, 302427, 320446, 408618, 412002, 470442, 480669, 526447, 604854, 618003, 705663, 961338, 1052894, 1236006, 1411326, 1442007, 1579341, 2116989, 2884014, 3158682, 3685129, 4233978, 4326021, 4738023, 7370258, 8652042, 9476046, 11055387, 14214069, 22110774, 28428138, 33166161, 66332322, 99498483, 198996966]

約数ペア:

[(1, 198996966), (2, 99498483), (3, 66332322), (6, 33166161), (7, 28428138), (9, 22110774), (14, 14214069), (18, 11055387), (21, 9476046), (23, 8652042), (27, 7370258), (42, 4738023), (46, 4326021), (47, 4233978), (54, 3685129), (63, 3158682), (69, 2884014), (94, 2116989), (126, 1579341), (138, 1442007), (141, 1411326), (161, 1236006), (189, 1052894), (207, 961338), (282, 705663), (322, 618003), (329, 604854), (378, 526447), (414, 480669), (423, 470442), (483, 412002), (487, 408618), (621, 320446), (658, 302427), (846, 235221), (966, 206001), (974, 204309), (987, 201618), (1081, 184086), (1242, 160223), (1269, 156814), (1449, 137334), (1461, 136206), (1974, 100809), (2162, 92043), (2538, 78407), (2898, 68667), (2922, 68103), (2961, 67206), (3243, 61362), (3409, 58374), (4347, 45778), (4383, 45402), (5922, 33603), (6486, 30681), (6818, 29187), (7567, 26298), (8694, 22889), (8766, 22701), (8883, 22402), (9729, 20454), (10227, 19458), (11201, 17766), (13149, 15134)]