40394385

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 72783360

約数和(自身を除く): 32388975

約数列:

[1, 3, 5, 9, 15, 45, 47, 71, 141, 213, 235, 269, 355, 423, 639, 705, 807, 1065, 1345, 2115, 2421, 3195, 3337, 4035, 10011, 12105, 12643, 16685, 19099, 30033, 37929, 50055, 57297, 63215, 95495, 113787, 150165, 171891, 189645, 286485, 568935, 859455, 897653, 2692959, 4488265, 8078877, 13464795, 40394385]

約数ペア:

[(1, 40394385), (3, 13464795), (5, 8078877), (9, 4488265), (15, 2692959), (45, 897653), (47, 859455), (71, 568935), (141, 286485), (213, 189645), (235, 171891), (269, 150165), (355, 113787), (423, 95495), (639, 63215), (705, 57297), (807, 50055), (1065, 37929), (1345, 30033), (2115, 19099), (2421, 16685), (3195, 12643), (3337, 12105), (4035, 10011)]