40742019

素因数分解:

$3^2\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 59933952

約数和(自身を除く): 19191933

約数列:

[1, 3, 9, 137, 173, 191, 411, 519, 573, 1233, 1557, 1719, 23701, 26167, 33043, 71103, 78501, 99129, 213309, 235503, 297387, 4526891, 13580673, 40742019]

約数ペア:

[(1, 40742019), (3, 13580673), (9, 4526891), (137, 297387), (173, 235503), (191, 213309), (411, 99129), (519, 78501), (573, 71103), (1233, 33043), (1557, 26167), (1719, 23701)]