2019434571

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^2$

素因数の和:243

約数の個数: 120

約数和(自身を含む): 3887921664

約数和(自身を除く): 1868487093

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 47, 63, 77, 81, 83, 99, 141, 189, 231, 249, 297, 329, 423, 517, 567, 581, 693, 747, 891, 913, 987, 1269, 1551, 1743, 2079, 2241, 2739, 2961, 3619, 3807, 3901, 4653, 5229, 6237, 6391, 6723, 6889, 8217, 8883, 10857, 11703, 13959, 15687, 19173, 20667, 24651, 26649, 27307, 32571, 35109, 41877, 42911, 47061, 48223, 57519, 62001, 73953, 75779, 81921, 97713, 105327, 128733, 144669, 172557, 186003, 227337, 245763, 293139, 300377, 315981, 323783, 386199, 434007, 517671, 530453, 558009, 682011, 737289, 901131, 971349, 1158597, 1302021, 1591359, 2046033, 2211867, 2266481, 2703393, 2914047, 3475791, 3561613, 3906063, 4774077, 6138099, 6799443, 8110179, 8742141, 10684839, 14322231, 20398329, 24330537, 24931291, 26226423, 32054517, 42966693, 61194987, 74793873, 96163551, 183584961, 224381619, 288490653, 673144857, 2019434571]

約数ペア:

[(1, 2019434571), (3, 673144857), (7, 288490653), (9, 224381619), (11, 183584961), (21, 96163551), (27, 74793873), (33, 61194987), (47, 42966693), (63, 32054517), (77, 26226423), (81, 24931291), (83, 24330537), (99, 20398329), (141, 14322231), (189, 10684839), (231, 8742141), (249, 8110179), (297, 6799443), (329, 6138099), (423, 4774077), (517, 3906063), (567, 3561613), (581, 3475791), (693, 2914047), (747, 2703393), (891, 2266481), (913, 2211867), (987, 2046033), (1269, 1591359), (1551, 1302021), (1743, 1158597), (2079, 971349), (2241, 901131), (2739, 737289), (2961, 682011), (3619, 558009), (3807, 530453), (3901, 517671), (4653, 434007), (5229, 386199), (6237, 323783), (6391, 315981), (6723, 300377), (6889, 293139), (8217, 245763), (8883, 227337), (10857, 186003), (11703, 172557), (13959, 144669), (15687, 128733), (19173, 105327), (20667, 97713), (24651, 81921), (26649, 75779), (27307, 73953), (32571, 62001), (35109, 57519), (41877, 48223), (42911, 47061)]