30991306

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{9397}}^1$

素因数の和:9513

約数の個数: 16

約数和(自身を含む): 49734216

約数和(自身を除く): 18742910

約数列:

[1, 2, 17, 34, 97, 194, 1649, 3298, 9397, 18794, 159749, 319498, 911509, 1823018, 15495653, 30991306]

約数ペア:

[(1, 30991306), (2, 15495653), (17, 1823018), (34, 911509), (97, 319498), (194, 159749), (1649, 18794), (3298, 9397)]