138665852

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 271891200

約数和(自身を除く): 133225348

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 169, 338, 403, 509, 676, 806, 1018, 1612, 2036, 2197, 4394, 5239, 6617, 8788, 10478, 13234, 15779, 20956, 26468, 31558, 63116, 68107, 86021, 136214, 172042, 205127, 272428, 344084, 410254, 820508, 1118273, 2236546, 2666651, 4473092, 5333302, 10666604, 34666463, 69332926, 138665852]

約数ペア:

[(1, 138665852), (2, 69332926), (4, 34666463), (13, 10666604), (26, 5333302), (31, 4473092), (52, 2666651), (62, 2236546), (124, 1118273), (169, 820508), (338, 410254), (403, 344084), (509, 272428), (676, 205127), (806, 172042), (1018, 136214), (1612, 86021), (2036, 68107), (2197, 63116), (4394, 31558), (5239, 26468), (6617, 20956), (8788, 15779), (10478, 13234)]