638671264

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{259201}}^1$

素因数の和:259229

約数の個数: 48

約数和(自身を含む): 1567653696

約数和(自身を除く): 928982432

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 154, 176, 224, 308, 352, 616, 1232, 2464, 259201, 518402, 1036804, 1814407, 2073608, 2851211, 3628814, 4147216, 5702422, 7257628, 8294432, 11404844, 14515256, 19958477, 22809688, 29030512, 39916954, 45619376, 58061024, 79833908, 91238752, 159667816, 319335632, 638671264]

約数ペア:

[(1, 638671264), (2, 319335632), (4, 159667816), (7, 91238752), (8, 79833908), (11, 58061024), (14, 45619376), (16, 39916954), (22, 29030512), (28, 22809688), (32, 19958477), (44, 14515256), (56, 11404844), (77, 8294432), (88, 7257628), (112, 5702422), (154, 4147216), (176, 3628814), (224, 2851211), (308, 2073608), (352, 1814407), (616, 1036804), (1232, 518402), (2464, 259201)]