1020199243

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{709}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 1272320000

約数和(自身を除く): 252120757

約数列:

[1, 7, 19, 31, 133, 217, 349, 589, 709, 2443, 4123, 4963, 6631, 10819, 13471, 21979, 46417, 75733, 94297, 153853, 205561, 247441, 417601, 1438927, 1732087, 2923207, 4701379, 7670671, 32909653, 53694697, 145742749, 1020199243]

約数ペア:

[(1, 1020199243), (7, 145742749), (19, 53694697), (31, 32909653), (133, 7670671), (217, 4701379), (349, 2923207), (589, 1732087), (709, 1438927), (2443, 417601), (4123, 247441), (4963, 205561), (6631, 153853), (10819, 94297), (13471, 75733), (21979, 46417)]