255890486

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{23567}}^1$

素因数の和:23719

約数の個数: 16

約数和(自身を含む): 394528320

約数和(自身を除く): 138637834

約数列:

[1, 2, 61, 89, 122, 178, 5429, 10858, 23567, 47134, 1437587, 2097463, 2875174, 4194926, 127945243, 255890486]

約数ペア:

[(1, 255890486), (2, 127945243), (61, 4194926), (89, 2875174), (122, 2097463), (178, 1437587), (5429, 47134), (10858, 23567)]