221914225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1033}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 297076472

約数和(自身を除く): 75162247

約数列:

[1, 5, 13, 25, 65, 325, 661, 1033, 3305, 5165, 8593, 13429, 16525, 25825, 42965, 67145, 214825, 335725, 682813, 3414065, 8876569, 17070325, 44382845, 221914225]

約数ペア:

[(1, 221914225), (5, 44382845), (13, 17070325), (25, 8876569), (65, 3414065), (325, 682813), (661, 335725), (1033, 214825), (3305, 67145), (5165, 42965), (8593, 25825), (13429, 16525)]