66777772

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{3221}}^1$

素因数の和:3369

約数の個数: 24

約数和(自身を含む): 120167712

約数和(自身を除く): 53389940

約数列:

[1, 2, 4, 71, 73, 142, 146, 284, 292, 3221, 5183, 6442, 10366, 12884, 20732, 228691, 235133, 457382, 470266, 914764, 940532, 16694443, 33388886, 66777772]

約数ペア:

[(1, 66777772), (2, 33388886), (4, 16694443), (71, 940532), (73, 914764), (142, 470266), (146, 457382), (284, 235133), (292, 228691), (3221, 20732), (5183, 12884), (6442, 10366)]