289157155

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{839}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 408038400

約数和(自身を除く): 118881245

約数列:

[1, 5, 7, 35, 43, 215, 229, 301, 839, 1145, 1505, 1603, 4195, 5873, 8015, 9847, 29365, 36077, 49235, 68929, 180385, 192131, 252539, 344645, 960655, 1262695, 1344917, 6724585, 8261633, 41308165, 57831431, 289157155]

約数ペア:

[(1, 289157155), (5, 57831431), (7, 41308165), (35, 8261633), (43, 6724585), (215, 1344917), (229, 1262695), (301, 960655), (839, 344645), (1145, 252539), (1505, 192131), (1603, 180385), (4195, 68929), (5873, 49235), (8015, 36077), (9847, 29365)]