1265504405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{28163}}^1$

素因数の和:28241

約数の個数: 32

約数和(自身を含む): 1784471040

約数和(自身を除く): 518966635

約数列:

[1, 5, 11, 19, 43, 55, 95, 209, 215, 473, 817, 1045, 2365, 4085, 8987, 28163, 44935, 140815, 309793, 535097, 1211009, 1548965, 2675485, 5886067, 6055045, 13321099, 23009171, 29430335, 66605495, 115045855, 253100881, 1265504405]

約数ペア:

[(1, 1265504405), (5, 253100881), (11, 115045855), (19, 66605495), (43, 29430335), (55, 23009171), (95, 13321099), (209, 6055045), (215, 5886067), (473, 2675485), (817, 1548965), (1045, 1211009), (2365, 535097), (4085, 309793), (8987, 140815), (28163, 44935)]