1021331968

素因数分解:

$2^9\times {\mathrm{113}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:397

約数の個数: 80

約数和(自身を含む): 2089866240

約数和(自身を除く): 1068534272

約数列:

[1, 2, 4, 8, 16, 32, 64, 113, 127, 128, 139, 226, 254, 256, 278, 452, 508, 512, 556, 904, 1016, 1112, 1808, 2032, 2224, 3616, 4064, 4448, 7232, 8128, 8896, 14351, 14464, 15707, 16256, 17653, 17792, 28702, 28928, 31414, 32512, 35306, 35584, 57404, 57856, 62828, 65024, 70612, 71168, 114808, 125656, 141224, 229616, 251312, 282448, 459232, 502624, 564896, 918464, 1005248, 1129792, 1836928, 1994789, 2010496, 2259584, 3673856, 3989578, 4020992, 4519168, 7347712, 7979156, 8041984, 9038336, 15958312, 31916624, 63833248, 127666496, 255332992, 510665984, 1021331968]

約数ペア:

[(1, 1021331968), (2, 510665984), (4, 255332992), (8, 127666496), (16, 63833248), (32, 31916624), (64, 15958312), (113, 9038336), (127, 8041984), (128, 7979156), (139, 7347712), (226, 4519168), (254, 4020992), (256, 3989578), (278, 3673856), (452, 2259584), (508, 2010496), (512, 1994789), (556, 1836928), (904, 1129792), (1016, 1005248), (1112, 918464), (1808, 564896), (2032, 502624), (2224, 459232), (3616, 282448), (4064, 251312), (4448, 229616), (7232, 141224), (8128, 125656), (8896, 114808), (14351, 71168), (14464, 70612), (15707, 65024), (16256, 62828), (17653, 57856), (17792, 57404), (28702, 35584), (28928, 35306), (31414, 32512)]