1643980455945

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{640928053}}^1$

素因数の和:640928086

約数の個数: 32

約数和(自身を含む): 3076454659200

約数和(自身を除く): 1432474203255

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 640928053, 1922784159, 3204640265, 5768352477, 9613920795, 12177633007, 17305057431, 28841762385, 36532899021, 60888165035, 86525287155, 109598697063, 182664495105, 328796091189, 547993485315, 1643980455945]

約数ペア:

[(1, 1643980455945), (3, 547993485315), (5, 328796091189), (9, 182664495105), (15, 109598697063), (19, 86525287155), (27, 60888165035), (45, 36532899021), (57, 28841762385), (95, 17305057431), (135, 12177633007), (171, 9613920795), (285, 5768352477), (513, 3204640265), (855, 1922784159), (2565, 640928053)]