31239894

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{2647}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 71686656

約数和(自身を除く): 40446762

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 281, 562, 843, 1686, 1967, 2647, 3934, 5294, 5901, 7941, 11802, 15882, 18529, 37058, 55587, 111174, 743807, 1487614, 2231421, 4462842, 5206649, 10413298, 15619947, 31239894]

約数ペア:

[(1, 31239894), (2, 15619947), (3, 10413298), (6, 5206649), (7, 4462842), (14, 2231421), (21, 1487614), (42, 743807), (281, 111174), (562, 55587), (843, 37058), (1686, 18529), (1967, 15882), (2647, 11802), (3934, 7941), (5294, 5901)]