28305497168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3164747}}^1$

素因数の和:3164811

約数の個数: 40

約数和(自身を含む): 60434027808

約数和(自身を除く): 32128530640

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 4472, 8944, 3164747, 6329494, 12658988, 25317976, 41141711, 50635952, 82283422, 136084121, 164566844, 272168242, 329133688, 544336484, 658267376, 1088672968, 1769093573, 2177345936, 3538187146, 7076374292, 14152748584, 28305497168]

約数ペア:

[(1, 28305497168), (2, 14152748584), (4, 7076374292), (8, 3538187146), (13, 2177345936), (16, 1769093573), (26, 1088672968), (43, 658267376), (52, 544336484), (86, 329133688), (104, 272168242), (172, 164566844), (208, 136084121), (344, 82283422), (559, 50635952), (688, 41141711), (1118, 25317976), (2236, 12658988), (4472, 6329494), (8944, 3164747)]