128649798

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5153}}^1$

素因数の和:5253

約数の個数: 48

約数和(自身を含む): 297488880

約数和(自身を除く): 168839082

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 73, 114, 146, 171, 219, 342, 438, 657, 1314, 1387, 2774, 4161, 5153, 8322, 10306, 12483, 15459, 24966, 30918, 46377, 92754, 97907, 195814, 293721, 376169, 587442, 752338, 881163, 1128507, 1762326, 2257014, 3385521, 6771042, 7147211, 14294422, 21441633, 42883266, 64324899, 128649798]

約数ペア:

[(1, 128649798), (2, 64324899), (3, 42883266), (6, 21441633), (9, 14294422), (18, 7147211), (19, 6771042), (38, 3385521), (57, 2257014), (73, 1762326), (114, 1128507), (146, 881163), (171, 752338), (219, 587442), (342, 376169), (438, 293721), (657, 195814), (1314, 97907), (1387, 92754), (2774, 46377), (4161, 30918), (5153, 24966), (8322, 15459), (10306, 12483)]