138121246

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1\times {\mathrm{3271}}^1$

素因数の和:3807

約数の個数: 16

約数和(自身を含む): 212496768

約数和(自身を除く): 74375522

約数列:

[1, 2, 43, 86, 491, 982, 3271, 6542, 21113, 42226, 140653, 281306, 1606061, 3212122, 69060623, 138121246]

約数ペア:

[(1, 138121246), (2, 69060623), (43, 3212122), (86, 1606061), (491, 281306), (982, 140653), (3271, 42226), (6542, 21113)]