281738704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{12659}}^1$

素因数の和:12787

約数の個数: 40

約数和(自身を含む): 593399520

約数和(自身を除く): 311660816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 107, 208, 214, 428, 856, 1391, 1712, 2782, 5564, 11128, 12659, 22256, 25318, 50636, 101272, 164567, 202544, 329134, 658268, 1316536, 1354513, 2633072, 2709026, 5418052, 10836104, 17608669, 21672208, 35217338, 70434676, 140869352, 281738704]

約数ペア:

[(1, 281738704), (2, 140869352), (4, 70434676), (8, 35217338), (13, 21672208), (16, 17608669), (26, 10836104), (52, 5418052), (104, 2709026), (107, 2633072), (208, 1354513), (214, 1316536), (428, 658268), (856, 329134), (1391, 202544), (1712, 164567), (2782, 101272), (5564, 50636), (11128, 25318), (12659, 22256)]