56215878

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2156

約数の個数: 32

約数和(自身を含む): 116160000

約数和(自身を除く): 59944122

約数列:

[1, 2, 3, 6, 43, 86, 109, 129, 218, 258, 327, 654, 1999, 3998, 4687, 5997, 9374, 11994, 14061, 28122, 85957, 171914, 217891, 257871, 435782, 515742, 653673, 1307346, 9369313, 18738626, 28107939, 56215878]

約数ペア:

[(1, 56215878), (2, 28107939), (3, 18738626), (6, 9369313), (43, 1307346), (86, 653673), (109, 515742), (129, 435782), (218, 257871), (258, 217891), (327, 171914), (654, 85957), (1999, 28122), (3998, 14061), (4687, 11994), (5997, 9374)]