208831478

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{65629}}^1$

素因数の和:65711

約数の個数: 16

約数和(自身を含む): 329200080

約数和(自身を除く): 120368602

約数列:

[1, 2, 37, 43, 74, 86, 1591, 3182, 65629, 131258, 2428273, 2822047, 4856546, 5644094, 104415739, 208831478]

約数ペア:

[(1, 208831478), (2, 104415739), (37, 5644094), (43, 4856546), (74, 2822047), (86, 2428273), (1591, 131258), (3182, 65629)]