40491945

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3643}}^1$

素因数の和:3686

約数の個数: 48

約数和(自身を含む): 79584960

約数和(自身を除く): 39093015

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3643, 3705, 10929, 11115, 18215, 32787, 47359, 54645, 69217, 142077, 163935, 207651, 236795, 346085, 426231, 622953, 710385, 899821, 1038255, 2131155, 2699463, 3114765, 4499105, 8098389, 13497315, 40491945]

約数ペア:

[(1, 40491945), (3, 13497315), (5, 8098389), (9, 4499105), (13, 3114765), (15, 2699463), (19, 2131155), (39, 1038255), (45, 899821), (57, 710385), (65, 622953), (95, 426231), (117, 346085), (171, 236795), (195, 207651), (247, 163935), (285, 142077), (585, 69217), (741, 54645), (855, 47359), (1235, 32787), (2223, 18215), (3643, 11115), (3705, 10929)]