66890565

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 133600896

約数和(自身を除く): 66710331

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 131, 315, 393, 655, 917, 1179, 1621, 1965, 2751, 4585, 4863, 5895, 8105, 8253, 11347, 13755, 14589, 24315, 34041, 41265, 56735, 72945, 102123, 170205, 212351, 510615, 637053, 1061755, 1486457, 1911159, 3185265, 4459371, 7432285, 9555795, 13378113, 22296855, 66890565]

約数ペア:

[(1, 66890565), (3, 22296855), (5, 13378113), (7, 9555795), (9, 7432285), (15, 4459371), (21, 3185265), (35, 1911159), (45, 1486457), (63, 1061755), (105, 637053), (131, 510615), (315, 212351), (393, 170205), (655, 102123), (917, 72945), (1179, 56735), (1621, 41265), (1965, 34041), (2751, 24315), (4585, 14589), (4863, 13755), (5895, 11347), (8105, 8253)]