239343208

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{839}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 488829600

約数和(自身を除く): 249486392

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 211, 338, 422, 676, 839, 844, 1352, 1678, 1688, 2743, 3356, 5486, 6712, 10907, 10972, 21814, 21944, 35659, 43628, 71318, 87256, 141791, 142636, 177029, 283582, 285272, 354058, 567164, 708116, 1134328, 1416232, 2301377, 4602754, 9205508, 18411016, 29917901, 59835802, 119671604, 239343208]

約数ペア:

[(1, 239343208), (2, 119671604), (4, 59835802), (8, 29917901), (13, 18411016), (26, 9205508), (52, 4602754), (104, 2301377), (169, 1416232), (211, 1134328), (338, 708116), (422, 567164), (676, 354058), (839, 285272), (844, 283582), (1352, 177029), (1678, 142636), (1688, 141791), (2743, 87256), (3356, 71318), (5486, 43628), (6712, 35659), (10907, 21944), (10972, 21814)]