205370895

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{2729}}^1$

素因数の和:2939

約数の個数: 32

約数和(自身を含む): 342014400

約数和(自身を除く): 136643505

約数列:

[1, 3, 5, 15, 29, 87, 145, 173, 435, 519, 865, 2595, 2729, 5017, 8187, 13645, 15051, 25085, 40935, 75255, 79141, 237423, 395705, 472117, 1187115, 1416351, 2360585, 7081755, 13691393, 41074179, 68456965, 205370895]

約数ペア:

[(1, 205370895), (3, 68456965), (5, 41074179), (15, 13691393), (29, 7081755), (87, 2360585), (145, 1416351), (173, 1187115), (435, 472117), (519, 395705), (865, 237423), (2595, 79141), (2729, 75255), (5017, 40935), (8187, 25085), (13645, 15051)]