128837984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11807}}^1$

素因数の和:11859

約数の個数: 48

約数和(自身を含む): 285659136

約数和(自身を除く): 156821152

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 88, 124, 176, 248, 341, 352, 496, 682, 992, 1364, 2728, 5456, 10912, 11807, 23614, 47228, 94456, 129877, 188912, 259754, 366017, 377824, 519508, 732034, 1039016, 1464068, 2078032, 2928136, 4026187, 4156064, 5856272, 8052374, 11712544, 16104748, 32209496, 64418992, 128837984]

約数ペア:

[(1, 128837984), (2, 64418992), (4, 32209496), (8, 16104748), (11, 11712544), (16, 8052374), (22, 5856272), (31, 4156064), (32, 4026187), (44, 2928136), (62, 2078032), (88, 1464068), (124, 1039016), (176, 732034), (248, 519508), (341, 377824), (352, 366017), (496, 259754), (682, 188912), (992, 129877), (1364, 94456), (2728, 47228), (5456, 23614), (10912, 11807)]