258858881

素因数分解:

${\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1\times {\mathrm{331}}^1$

素因数の和:784

約数の個数: 16

約数和(自身を含む): 277525440

約数和(自身を除く): 18666559

約数列:

[1, 17, 179, 257, 331, 3043, 4369, 5627, 46003, 59249, 85067, 782051, 1007233, 1446139, 15226993, 258858881]

約数ペア:

[(1, 258858881), (17, 15226993), (179, 1446139), (257, 1007233), (331, 782051), (3043, 85067), (4369, 59249), (5627, 46003)]