40728039

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3821}}^1$

素因数の和:3871

約数の個数: 32

約数和(自身を含む): 66044160

約数和(自身を除く): 25316121

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 187, 209, 323, 561, 627, 969, 3553, 3821, 10659, 11463, 42031, 64957, 72599, 126093, 194871, 217797, 714527, 798589, 1234183, 2143581, 2395767, 3702549, 13576013, 40728039]

約数ペア:

[(1, 40728039), (3, 13576013), (11, 3702549), (17, 2395767), (19, 2143581), (33, 1234183), (51, 798589), (57, 714527), (187, 217797), (209, 194871), (323, 126093), (561, 72599), (627, 64957), (969, 42031), (3553, 11463), (3821, 10659)]