219982465

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{6619}}^1$

素因数の和:6681

約数の個数: 24

約数和(自身を含む): 292656960

約数和(自身を除く): 72674495

約数列:

[1, 5, 17, 23, 85, 115, 289, 391, 1445, 1955, 6619, 6647, 33095, 33235, 112523, 152237, 562615, 761185, 1912891, 2588029, 9564455, 12940145, 43996493, 219982465]

約数ペア:

[(1, 219982465), (5, 43996493), (17, 12940145), (23, 9564455), (85, 2588029), (115, 1912891), (289, 761185), (391, 562615), (1445, 152237), (1955, 112523), (6619, 33235), (6647, 33095)]