289924705

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{10139}}^1$

素因数の和:10213

約数の個数: 32

約数和(自身を含む): 428313600

約数和(自身を除く): 138388895

約数列:

[1, 5, 7, 19, 35, 43, 95, 133, 215, 301, 665, 817, 1505, 4085, 5719, 10139, 28595, 50695, 70973, 192641, 354865, 435977, 963205, 1348487, 2179885, 3051839, 6742435, 8283563, 15259195, 41417815, 57984941, 289924705]

約数ペア:

[(1, 289924705), (5, 57984941), (7, 41417815), (19, 15259195), (35, 8283563), (43, 6742435), (95, 3051839), (133, 2179885), (215, 1348487), (301, 963205), (665, 435977), (817, 354865), (1505, 192641), (4085, 70973), (5719, 50695), (10139, 28595)]