71891484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{855851}}^1$

素因数の和:855865

約数の個数: 24

約数和(自身を含む): 191710848

約数和(自身を除く): 119819364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 855851, 1711702, 2567553, 3423404, 5135106, 5990957, 10270212, 11981914, 17972871, 23963828, 35945742, 71891484]

約数ペア:

[(1, 71891484), (2, 35945742), (3, 23963828), (4, 17972871), (6, 11981914), (7, 10270212), (12, 5990957), (14, 5135106), (21, 3423404), (28, 2567553), (42, 1711702), (84, 855851)]