27980042

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{7649}}^1$

素因数の和:7741

約数の個数: 16

約数和(自身を含む): 44064000

約数和(自身を除く): 16083958

約数列:

[1, 2, 31, 59, 62, 118, 1829, 3658, 7649, 15298, 237119, 451291, 474238, 902582, 13990021, 27980042]

約数ペア:

[(1, 27980042), (2, 13990021), (31, 902582), (59, 474238), (62, 451291), (118, 237119), (1829, 15298), (3658, 7649)]