16980498873

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{402029}}^1$

素因数の和:402086

約数の個数: 36

約数和(自身を含む): 27877564260

約数和(自身を除く): 10897065387

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 741, 1083, 2223, 3249, 4693, 14079, 42237, 402029, 1206087, 3618261, 5226377, 7638551, 15679131, 22915653, 47037393, 68746959, 99301163, 145132469, 297903489, 435397407, 893710467, 1306192221, 1886722097, 5660166291, 16980498873]

約数ペア:

[(1, 16980498873), (3, 5660166291), (9, 1886722097), (13, 1306192221), (19, 893710467), (39, 435397407), (57, 297903489), (117, 145132469), (171, 99301163), (247, 68746959), (361, 47037393), (741, 22915653), (1083, 15679131), (2223, 7638551), (3249, 5226377), (4693, 3618261), (14079, 1206087), (42237, 402029)]