8996481

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 15361920

約数和(自身を除く): 6365439

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 117, 171, 213, 247, 351, 361, 513, 639, 741, 923, 1083, 1349, 1917, 2223, 2769, 3249, 4047, 4693, 6669, 8307, 9747, 12141, 14079, 17537, 24921, 25631, 36423, 42237, 52611, 76893, 126711, 157833, 230679, 333203, 473499, 692037, 999609, 2998827, 8996481]

約数ペア:

[(1, 8996481), (3, 2998827), (9, 999609), (13, 692037), (19, 473499), (27, 333203), (39, 230679), (57, 157833), (71, 126711), (117, 76893), (171, 52611), (213, 42237), (247, 36423), (351, 25631), (361, 24921), (513, 17537), (639, 14079), (741, 12141), (923, 9747), (1083, 8307), (1349, 6669), (1917, 4693), (2223, 4047), (2769, 3249)]