40845879

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:839

約数の個数: 24

約数和(自身を含む): 61236864

約数和(自身を除く): 20390985

約数列:

[1, 3, 9, 31, 93, 279, 281, 521, 843, 1563, 2529, 4689, 8711, 16151, 26133, 48453, 78399, 145359, 146401, 439203, 1317609, 4538431, 13615293, 40845879]

約数ペア:

[(1, 40845879), (3, 13615293), (9, 4538431), (31, 1317609), (93, 439203), (279, 146401), (281, 145359), (521, 78399), (843, 48453), (1563, 26133), (2529, 16151), (4689, 8711)]