66321388

素因数分解:

$2^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{6089}}^1$

素因数の和:6489

約数の個数: 24

約数和(自身を含む): 133005600

約数和(自身を除く): 66684212

約数列:

[1, 2, 4, 7, 14, 28, 389, 778, 1556, 2723, 5446, 6089, 10892, 12178, 24356, 42623, 85246, 170492, 2368621, 4737242, 9474484, 16580347, 33160694, 66321388]

約数ペア:

[(1, 66321388), (2, 33160694), (4, 16580347), (7, 9474484), (14, 4737242), (28, 2368621), (389, 170492), (778, 85246), (1556, 42623), (2723, 24356), (5446, 12178), (6089, 10892)]