128291730

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{610913}}^1$

素因数の和:610930

約数の個数: 32

約数和(自身を含む): 351886464

約数和(自身を除く): 223594734

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 610913, 1221826, 1832739, 3054565, 3665478, 4276391, 6109130, 8552782, 9163695, 12829173, 18327390, 21381955, 25658346, 42763910, 64145865, 128291730]

約数ペア:

[(1, 128291730), (2, 64145865), (3, 42763910), (5, 25658346), (6, 21381955), (7, 18327390), (10, 12829173), (14, 9163695), (15, 8552782), (21, 6109130), (30, 4276391), (35, 3665478), (42, 3054565), (70, 1832739), (105, 1221826), (210, 610913)]