251016586

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{38821}}^1$

素因数の和:38937

約数の個数: 16

約数和(自身を含む): 389928168

約数和(自身を除く): 138911582

約数列:

[1, 2, 53, 61, 106, 122, 3233, 6466, 38821, 77642, 2057513, 2368081, 4115026, 4736162, 125508293, 251016586]

約数ペア:

[(1, 251016586), (2, 125508293), (53, 4736162), (61, 4115026), (106, 2368081), (122, 2057513), (3233, 77642), (6466, 38821)]