27980982

素因数分解:

$2^1\times 3^2\times {\mathrm{439}}^1\times {\mathrm{3541}}^1$

素因数の和:3988

約数の個数: 24

約数和(自身を含む): 60780720

約数和(自身を除く): 32799738

約数列:

[1, 2, 3, 6, 9, 18, 439, 878, 1317, 2634, 3541, 3951, 7082, 7902, 10623, 21246, 31869, 63738, 1554499, 3108998, 4663497, 9326994, 13990491, 27980982]

約数ペア:

[(1, 27980982), (2, 13990491), (3, 9326994), (6, 4663497), (9, 3108998), (18, 1554499), (439, 63738), (878, 31869), (1317, 21246), (2634, 10623), (3541, 7902), (3951, 7082)]