2920101781

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 3301502976

約数和(自身を除く): 381401195

約数列:

[1, 17, 23, 61, 191, 391, 641, 1037, 1403, 3247, 4393, 10897, 11651, 14743, 23851, 39101, 74681, 122431, 198067, 250631, 267973, 664717, 899323, 2081327, 2815913, 4555541, 7468291, 15288491, 47870521, 126960947, 171770693, 2920101781]

約数ペア:

[(1, 2920101781), (17, 171770693), (23, 126960947), (61, 47870521), (191, 15288491), (391, 7468291), (641, 4555541), (1037, 2815913), (1403, 2081327), (3247, 899323), (4393, 664717), (10897, 267973), (11651, 250631), (14743, 198067), (23851, 122431), (39101, 74681)]