28053172

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{21317}}^1$

素因数の和:21375

約数の個数: 24

約数和(自身を含む): 57302784

約数和(自身を除く): 29249612

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 21317, 42634, 85268, 149219, 298438, 596876, 1001899, 2003798, 4007596, 7013293, 14026586, 28053172]

約数ペア:

[(1, 28053172), (2, 14026586), (4, 7013293), (7, 4007596), (14, 2003798), (28, 1001899), (47, 596876), (94, 298438), (188, 149219), (329, 85268), (658, 42634), (1316, 21317)]