2018297505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 3861437184

約数和(自身を除く): 1843139679

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 53, 105, 147, 159, 197, 245, 263, 265, 371, 591, 735, 789, 795, 985, 1113, 1315, 1379, 1841, 1855, 2597, 2955, 3945, 4137, 5523, 5565, 6895, 7791, 9205, 9653, 10441, 12887, 12985, 13939, 20685, 27615, 28959, 31323, 38661, 38955, 41817, 48265, 51811, 52205, 64435, 69695, 73087, 97573, 144795, 155433, 156615, 193305, 209085, 219261, 259055, 292719, 362677, 365435, 487865, 511609, 683011, 777165, 1088031, 1096305, 1463595, 1534827, 1813385, 2049033, 2538739, 2558045, 2745983, 3415055, 5440155, 7616217, 7674135, 8237949, 10245165, 12693695, 13729915, 19221881, 38081085, 41189745, 57665643, 96109405, 134553167, 288328215, 403659501, 672765835, 2018297505]

約数ペア:

[(1, 2018297505), (3, 672765835), (5, 403659501), (7, 288328215), (15, 134553167), (21, 96109405), (35, 57665643), (49, 41189745), (53, 38081085), (105, 19221881), (147, 13729915), (159, 12693695), (197, 10245165), (245, 8237949), (263, 7674135), (265, 7616217), (371, 5440155), (591, 3415055), (735, 2745983), (789, 2558045), (795, 2538739), (985, 2049033), (1113, 1813385), (1315, 1534827), (1379, 1463595), (1841, 1096305), (1855, 1088031), (2597, 777165), (2955, 683011), (3945, 511609), (4137, 487865), (5523, 365435), (5565, 362677), (6895, 292719), (7791, 259055), (9205, 219261), (9653, 209085), (10441, 193305), (12887, 156615), (12985, 155433), (13939, 144795), (20685, 97573), (27615, 73087), (28959, 69695), (31323, 64435), (38661, 52205), (38955, 51811), (41817, 48265)]