285272

素因数分解:

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

素因数の和:243

約数の個数: 24

約数和(自身を含む): 581940

約数和(自身を除く): 296668

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 211, 338, 422, 676, 844, 1352, 1688, 2743, 5486, 10972, 21944, 35659, 71318, 142636, 285272]

約数ペア:

[(1, 285272), (2, 142636), (4, 71318), (8, 35659), (13, 21944), (26, 10972), (52, 5486), (104, 2743), (169, 1688), (211, 1352), (338, 844), (422, 676)]