989833317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{6961}}^1$

素因数の和:7145

約数の個数: 32

約数和(自身を含む): 1497108480

約数和(自身を除く): 507275163

約数列:

[1, 3, 11, 31, 33, 93, 139, 341, 417, 1023, 1529, 4309, 4587, 6961, 12927, 20883, 47399, 76571, 142197, 215791, 229713, 647373, 967579, 2373701, 2902737, 7121103, 10643369, 29994949, 31930107, 89984847, 329944439, 989833317]

約数ペア:

[(1, 989833317), (3, 329944439), (11, 89984847), (31, 31930107), (33, 29994949), (93, 10643369), (139, 7121103), (341, 2902737), (417, 2373701), (1023, 967579), (1529, 647373), (4309, 229713), (4587, 215791), (6961, 142197), (12927, 76571), (20883, 47399)]