128766344

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{121021}}^1$

素因数の和:121053

約数の個数: 32

約数和(自身を含む): 290452800

約数和(自身を除く): 161686456

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 121021, 242042, 484084, 847147, 968168, 1694294, 2299399, 3388588, 4598798, 6777176, 9197596, 16095793, 18395192, 32191586, 64383172, 128766344]

約数ペア:

[(1, 128766344), (2, 64383172), (4, 32191586), (7, 18395192), (8, 16095793), (14, 9197596), (19, 6777176), (28, 4598798), (38, 3388588), (56, 2299399), (76, 1694294), (133, 968168), (152, 847147), (266, 484084), (532, 242042), (1064, 121021)]