191154817

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{331}}^1$

素因数の和:589

約数の個数: 32

約数和(自身を含む): 243247104

約数和(自身を除く): 52092287

約数列:

[1, 7, 17, 23, 119, 161, 211, 331, 391, 1477, 2317, 2737, 3587, 4853, 5627, 7613, 25109, 33971, 39389, 53291, 69841, 82501, 129421, 488887, 577507, 905947, 1187297, 1606343, 8311079, 11244401, 27307831, 191154817]

約数ペア:

[(1, 191154817), (7, 27307831), (17, 11244401), (23, 8311079), (119, 1606343), (161, 1187297), (211, 905947), (331, 577507), (391, 488887), (1477, 129421), (2317, 82501), (2737, 69841), (3587, 53291), (4853, 39389), (5627, 33971), (7613, 25109)]