2211916

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{401}}^1$

素因数の和:609

約数の個数: 24

約数和(自身を含む): 4457376

約数和(自身を除く): 2245460

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 401, 788, 802, 1379, 1604, 2758, 2807, 5516, 5614, 11228, 78997, 157994, 315988, 552979, 1105958, 2211916]

約数ペア:

[(1, 2211916), (2, 1105958), (4, 552979), (7, 315988), (14, 157994), (28, 78997), (197, 11228), (394, 5614), (401, 5516), (788, 2807), (802, 2758), (1379, 1604)]