155217874

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{257837}}^1$

素因数の和:257889

約数の個数: 16

約数和(自身を含む): 272276928

約数和(自身を除く): 117059054

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 257837, 515674, 1804859, 3609718, 11086991, 22173982, 77608937, 155217874]

約数ペア:

[(1, 155217874), (2, 77608937), (7, 22173982), (14, 11086991), (43, 3609718), (86, 1804859), (301, 515674), (602, 257837)]