81311866

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{953}}^1\times {\mathrm{1153}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 125504424

約数和(自身を除く): 44192558

約数列:

[1, 2, 37, 74, 953, 1153, 1906, 2306, 35261, 42661, 70522, 85322, 1098809, 2197618, 40655933, 81311866]

約数ペア:

[(1, 81311866), (2, 40655933), (37, 2197618), (74, 1098809), (953, 85322), (1153, 70522), (1906, 42661), (2306, 35261)]