28107396

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{4973}}^1$

素因数の和:5140

約数の個数: 36

約数和(自身を含む): 71516172

約数和(自身を除く): 43408776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 942, 1413, 1884, 2826, 4973, 5652, 9946, 14919, 19892, 29838, 44757, 59676, 89514, 179028, 780761, 1561522, 2342283, 3123044, 4684566, 7026849, 9369132, 14053698, 28107396]

約数ペア:

[(1, 28107396), (2, 14053698), (3, 9369132), (4, 7026849), (6, 4684566), (9, 3123044), (12, 2342283), (18, 1561522), (36, 780761), (157, 179028), (314, 89514), (471, 59676), (628, 44757), (942, 29838), (1413, 19892), (1884, 14919), (2826, 9946), (4973, 5652)]