128539736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{26297}}^1$

素因数の和:26363

約数の個数: 32

約数和(自身を含む): 265083840

約数和(自身を除く): 136544104

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 26297, 52594, 105188, 210376, 341861, 683722, 1235959, 1367444, 2471918, 2734888, 4943836, 9887672, 16067467, 32134934, 64269868, 128539736]

約数ペア:

[(1, 128539736), (2, 64269868), (4, 32134934), (8, 16067467), (13, 9887672), (26, 4943836), (47, 2734888), (52, 2471918), (94, 1367444), (104, 1235959), (188, 683722), (376, 341861), (611, 210376), (1222, 105188), (2444, 52594), (4888, 26297)]