71215208

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{17489}}^1$

素因数の和:18004

約数の個数: 16

約数和(自身を含む): 133798500

約数和(自身を除く): 62583292

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 17489, 34978, 69956, 139912, 8901901, 17803802, 35607604, 71215208]

約数ペア:

[(1, 71215208), (2, 35607604), (4, 17803802), (8, 8901901), (509, 139912), (1018, 69956), (2036, 34978), (4072, 17489)]