31789945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1049}}^1$

素因数の和:1113

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 13570055

約数列:

[1, 5, 11, 19, 29, 55, 95, 145, 209, 319, 551, 1045, 1049, 1595, 2755, 5245, 6061, 11539, 19931, 30305, 30421, 57695, 99655, 152105, 219241, 334631, 577999, 1096205, 1673155, 2889995, 6357989, 31789945]

約数ペア:

[(1, 31789945), (5, 6357989), (11, 2889995), (19, 1673155), (29, 1096205), (55, 577999), (95, 334631), (145, 219241), (209, 152105), (319, 99655), (551, 57695), (1045, 30421), (1049, 30305), (1595, 19931), (2755, 11539), (5245, 6061)]