520070663

素因数分解:

$7^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:940

約数の個数: 32

約数和(自身を含む): 637440000

約数和(自身を除く): 117369337

約数列:

[1, 7, 31, 49, 59, 217, 343, 413, 829, 1519, 1829, 2891, 5803, 10633, 12803, 20237, 25699, 40621, 48911, 89621, 179893, 284347, 342377, 627347, 1259251, 1516241, 2396639, 8814757, 10613687, 16776473, 74295809, 520070663]

約数ペア:

[(1, 520070663), (7, 74295809), (31, 16776473), (49, 10613687), (59, 8814757), (217, 2396639), (343, 1516241), (413, 1259251), (829, 627347), (1519, 342377), (1829, 284347), (2891, 179893), (5803, 89621), (10633, 48911), (12803, 40621), (20237, 25699)]