4494287

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:326

約数の個数: 16

約数和(自身を含む): 5376000

約数和(自身を除く): 881713

約数列:

[1, 7, 31, 139, 149, 217, 973, 1043, 4309, 4619, 20711, 30163, 32333, 144977, 642041, 4494287]

約数ペア:

[(1, 4494287), (7, 642041), (31, 144977), (139, 32333), (149, 30163), (217, 20711), (973, 4619), (1043, 4309)]