31330334

素因数分解:

$2^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{21727}}^1$

素因数の和:21839

約数の個数: 16

約数和(自身を含む): 54233088

約数和(自身を除く): 22902754

約数列:

[1, 2, 7, 14, 103, 206, 721, 1442, 21727, 43454, 152089, 304178, 2237881, 4475762, 15665167, 31330334]

約数ペア:

[(1, 31330334), (2, 15665167), (7, 4475762), (14, 2237881), (103, 304178), (206, 152089), (721, 43454), (1442, 21727)]