51389902

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{947}}^1$

素因数の和:1623

約数の個数: 16

約数和(自身を含む): 79085952

約数和(自身を除く): 27696050

約数列:

[1, 2, 43, 86, 631, 947, 1262, 1894, 27133, 40721, 54266, 81442, 597557, 1195114, 25694951, 51389902]

約数ペア:

[(1, 51389902), (2, 25694951), (43, 1195114), (86, 597557), (631, 81442), (947, 54266), (1262, 40721), (1894, 27133)]