287103438

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{1171}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 636803856

約数和(自身を除く): 349700418

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 257, 318, 477, 514, 771, 954, 1171, 1542, 2313, 2342, 3513, 4626, 7026, 10539, 13621, 21078, 27242, 40863, 62063, 81726, 122589, 124126, 186189, 245178, 300947, 372378, 558567, 601894, 902841, 1117134, 1805682, 2708523, 5417046, 15950191, 31900382, 47850573, 95701146, 143551719, 287103438]

約数ペア:

[(1, 287103438), (2, 143551719), (3, 95701146), (6, 47850573), (9, 31900382), (18, 15950191), (53, 5417046), (106, 2708523), (159, 1805682), (257, 1117134), (318, 902841), (477, 601894), (514, 558567), (771, 372378), (954, 300947), (1171, 245178), (1542, 186189), (2313, 124126), (2342, 122589), (3513, 81726), (4626, 62063), (7026, 40863), (10539, 27242), (13621, 21078)]