145520284

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{399781}}^1$

素因数の和:399805

約数の個数: 24

約数和(自身を含む): 313429088

約数和(自身を除く): 167908804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 399781, 799562, 1599124, 2798467, 5197153, 5596934, 10394306, 11193868, 20788612, 36380071, 72760142, 145520284]

約数ペア:

[(1, 145520284), (2, 72760142), (4, 36380071), (7, 20788612), (13, 11193868), (14, 10394306), (26, 5596934), (28, 5197153), (52, 2798467), (91, 1599124), (182, 799562), (364, 399781)]