63966981

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 95699968

約数和(自身を除く): 31732987

約数列:

[1, 3, 13, 31, 39, 93, 157, 337, 403, 471, 1011, 1209, 2041, 4381, 4867, 6123, 10447, 13143, 14601, 31341, 52909, 63271, 135811, 158727, 189813, 407433, 687817, 1640179, 2063451, 4920537, 21322327, 63966981]

約数ペア:

[(1, 63966981), (3, 21322327), (13, 4920537), (31, 2063451), (39, 1640179), (93, 687817), (157, 407433), (337, 189813), (403, 158727), (471, 135811), (1011, 63271), (1209, 52909), (2041, 31341), (4381, 14601), (4867, 13143), (6123, 10447)]