385621306

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2791}}^1$

素因数の和:3010

約数の個数: 32

約数和(自身を含む): 675440640

約数和(自身を除く): 289819334

約数列:

[1, 2, 7, 14, 71, 139, 142, 278, 497, 973, 994, 1946, 2791, 5582, 9869, 19537, 19738, 39074, 69083, 138166, 198161, 387949, 396322, 775898, 1387127, 2715643, 2774254, 5431286, 27544379, 55088758, 192810653, 385621306]

約数ペア:

[(1, 385621306), (2, 192810653), (7, 55088758), (14, 27544379), (71, 5431286), (139, 2774254), (142, 2715643), (278, 1387127), (497, 775898), (973, 396322), (994, 387949), (1946, 198161), (2791, 138166), (5582, 69083), (9869, 39074), (19537, 19738)]