243973268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{107}}^1\times {\mathrm{673}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 542154816

約数和(自身を除く): 298181548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 121, 154, 214, 242, 308, 428, 484, 673, 749, 847, 1177, 1346, 1498, 1694, 2354, 2692, 2996, 3388, 4708, 4711, 7403, 8239, 9422, 12947, 14806, 16478, 18844, 25894, 29612, 32956, 51788, 51821, 72011, 81433, 90629, 103642, 144022, 162866, 181258, 207284, 288044, 325732, 362516, 504077, 570031, 792121, 1008154, 1140062, 1584242, 2016308, 2280124, 3168484, 5544847, 8713331, 11089694, 17426662, 22179388, 34853324, 60993317, 121986634, 243973268]

約数ペア:

[(1, 243973268), (2, 121986634), (4, 60993317), (7, 34853324), (11, 22179388), (14, 17426662), (22, 11089694), (28, 8713331), (44, 5544847), (77, 3168484), (107, 2280124), (121, 2016308), (154, 1584242), (214, 1140062), (242, 1008154), (308, 792121), (428, 570031), (484, 504077), (673, 362516), (749, 325732), (847, 288044), (1177, 207284), (1346, 181258), (1498, 162866), (1694, 144022), (2354, 103642), (2692, 90629), (2996, 81433), (3388, 72011), (4708, 51821), (4711, 51788), (7403, 32956), (8239, 29612), (9422, 25894), (12947, 18844), (14806, 16478)]