217159432

素因数分解:

$2^3\times 7^1\times {\mathrm{103}}^1\times {\mathrm{37649}}^1$

素因数の和:37765

約数の個数: 32

約数和(自身を含む): 469872000

約数和(自身を除く): 252712568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 103, 206, 412, 721, 824, 1442, 2884, 5768, 37649, 75298, 150596, 263543, 301192, 527086, 1054172, 2108344, 3877847, 7755694, 15511388, 27144929, 31022776, 54289858, 108579716, 217159432]

約数ペア:

[(1, 217159432), (2, 108579716), (4, 54289858), (7, 31022776), (8, 27144929), (14, 15511388), (28, 7755694), (56, 3877847), (103, 2108344), (206, 1054172), (412, 527086), (721, 301192), (824, 263543), (1442, 150596), (2884, 75298), (5768, 37649)]