27981986

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1\times {\mathrm{953}}^1$

素因数の和:1285

約数の個数: 16

約数和(自身を含む): 42964344

約数和(自身を除く): 14982358

約数列:

[1, 2, 53, 106, 277, 554, 953, 1906, 14681, 29362, 50509, 101018, 263981, 527962, 13990993, 27981986]

約数ペア:

[(1, 27981986), (2, 13990993), (53, 527962), (106, 263981), (277, 101018), (554, 50509), (953, 29362), (1906, 14681)]