263902132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{5281}}^1$

素因数の和:5360

約数の個数: 36

約数和(自身を含む): 514012548

約数和(自身を除く): 250110416

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 961, 1612, 1922, 3844, 5281, 10562, 12493, 21124, 24986, 49972, 68653, 137306, 163711, 274612, 327422, 654844, 2128243, 4256486, 5075041, 8512972, 10150082, 20300164, 65975533, 131951066, 263902132]

約数ペア:

[(1, 263902132), (2, 131951066), (4, 65975533), (13, 20300164), (26, 10150082), (31, 8512972), (52, 5075041), (62, 4256486), (124, 2128243), (403, 654844), (806, 327422), (961, 274612), (1612, 163711), (1922, 137306), (3844, 68653), (5281, 49972), (10562, 24986), (12493, 21124)]