28200944

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:617

約数の個数: 40

約数和(自身を含む): 57451680

約数和(自身を除く): 29250736

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 197, 368, 389, 394, 778, 788, 1556, 1576, 3112, 3152, 4531, 6224, 8947, 9062, 17894, 18124, 35788, 36248, 71576, 72496, 76633, 143152, 153266, 306532, 613064, 1226128, 1762559, 3525118, 7050236, 14100472, 28200944]

約数ペア:

[(1, 28200944), (2, 14100472), (4, 7050236), (8, 3525118), (16, 1762559), (23, 1226128), (46, 613064), (92, 306532), (184, 153266), (197, 143152), (368, 76633), (389, 72496), (394, 71576), (778, 36248), (788, 35788), (1556, 18124), (1576, 17894), (3112, 9062), (3152, 8947), (4531, 6224)]